契苾小优_雅思陪练_2026-09-14_环境_把干净的天空留给下一代... ...

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环境：把干净的天空留给下一代
外语自言自语陪练 ｜ 雅思冲分 ｜ 2026-09-14 周一 ｜ 2026-09-14
本系列为「契苾小优」雅思备考专用输出，转载请注明出处。
陪练对象：小优（契苾小优，古凉州今武威）


外语独白
So this morning I woke up thinking about the air we breathe, and honestly that is a weird thing to think about before coffee. (嗯，大清早没喝咖啡先想空气，是有点奇怪。) But environment is one of those topics that touches everything, you know, the water, the sky, the food on the table.
I was reading that the world's share of energy from renewable sources has been creeping up, only very slowly. (creeping up 这词儿我老想说 climb up，其实 creep 更准，一点点挪的感觉。) From the 1990s to now it went from about seventeen percent to just under nineteen. That is almost thirty years for a two point gain. It tells you how hard it is to shift a whole planet off fossil fuels.
When I talk about this in English I sometimes freeze on words like emissions or sustainability. (emissions 我以前重音放错，念成 e-MISSION；其实 e-MISH-un，重音在前。) The trick for me is to say the simple version first: we burn less coal, we use more sun and wind. Then build up.
Actually my grandfather used to say, take care of the land and the land takes care of you. (我爷爷那辈人常说，地养人、人养地。如今拿环境话题说，竟一点没过时。) That little line keeps me calm when the vocabulary runs out.
Last week we did maths, and the slope of that energy line is basically flat, almost zero. (这就像 09-12 数学讲的 slope，也就是 rate of change；那条线斜率近乎零，说明进展慢。) Seeing a flat line in real life makes the calculus feel alive.
I think the most important word today is transition, the move from old energy to new. And I want to be able to say that without stopping to hunt for the word. (transition 我现在能脱口了，前两周还卡，算进步。)
语法笔记
• 现在完成进行时（持续至今、强调缓慢过程）：The share has been creeping up slowly. 结构和 09-13 教育 I have been thinking about this for weeks 同构，强调动作从过去延续到现在。
• creep up 与 climb up 的细微差别：creep 强调缓慢、不易察觉的移动；climb 偏主动、明显的上升。描述缓慢变化时 creep 更地道。
• The trick is to + V（引出做法，口语化）：The trick is to say the simple version first, then build up. 比先说长难句更顺口。
• when the vocabulary runs out（run out 用完）：vocabulary runs out 表示词汇不够用了，run out 是不及物短语，不接宾语。
⚠️ 中式英语易错
• air pollution is very big → severe / serious / heavy air pollution（very big 是中式，heavy 也可）
• protect environment → protect the environment（environment 前加 the）
• use new energy → use renewable energy / clean energy（new energy 是中式，英文说 renewable / clean）
• the weather is polluted → the air is polluted（weather 不接 polluted）
• I very like green things → I am really into green living
同义替换
• pollution → contAMInation / emissions / degradation
• renewable → clean / green / sustainable
• reduce → cut / slash / curb / shrink
• protect → safeguard / conserve / preserve
• important → vital / crucial / pivotal
今日新词（每条标词根，归入词族）
1. renewable ｜ adj./n. ｜ 可再生的；可再生能源 ｜ renewable energy now leads the mix in some regions ｜ 词根 re-（again）+ novus（new，拉丁）→ 新了又新。
2. emission ｜ n. ｜ 排放（物） ｜ cut carbon emissions to slow warming ｜ 词根 e-（out）+ mittere（send，拉丁）→ 送出之物。〔新族，emit 系〕
3. sustainable ｜ adj. ｜ 可持续的 ｜ sustainable development for the next generation ｜ 词根 sus-（up）+ tenere（hold，持）→ 撑得住的。
4. conserve ｜ v. ｜ 保护、保存 ｜ conserve water and soil in drylands ｜ 词根 con-（together）+ servare（keep，守）→ 一同守住。
5. transition ｜ n./v. ｜ 过渡、转型 ｜ the transition to clean energy takes time ｜ 词根 trans-（across）+ ire（go，走）→ 走过去。
6. degrade ｜ v. ｜ 退化、恶化 ｜ land degrades under overuse ｜ 词根 de-（down）+ gradus（step，阶）→ 往下走。
今日句型（新学 2 条 + 旧句回扣）
新学①：The trick is to + V（引出做法，口语化、轻松）
• The trick is to say the simple version first, then build up.
新学②：It tells you + (that) 从句（用事实说明一个道理）
• The flat line tells you how hard it is to shift a whole planet off fossil fuels.
旧句回扣：The more ..., the more ...（回扣 09-13 教育）
• The more we burn clean energy, the less we choke on smoke.


今日表达 TOP3
1. creep up ｜ 缓慢爬升（形容缓慢变化，比 climb 更准）
2. run out ｜ 用完（vocabulary runs out 词汇不够了）
3. the trick is to ｜ 窍门是（引出做法，自然不刻意）
看图写作（Task 1 · 线图）
The line graph shows the world's renewable energy consumption as a share of total final energy consumption between 1990 and 2019. Overall, the global figure stayed stubbornly low and rose only slightly across the three decades.
In 1990 the share stood at about 16.7%. It hovered around 17% through the 1990s and early 2000s, dipping to roughly 16.7% around 2004 to 2008. From 2010 onward the line turned upward: it reached 17.4% in 2015 and then climbed more clearly, hitting 18.1% in 2018 and 18.6% in 2019, the highest point in the whole period.
In short, although renewable energy edged up, the world still drew more than four fifths of its final energy from non renewable sources at the end of the period. The change was real but painfully slow.


统计旁注（线图 · 统计内核）
线图看的是「方向 + 拐点 + 变化率」，不是每一个抖动。这张图最易错的有两处：一是把 2004 到 2008 那段小回落当成趋势反转，其实只是波动；二是只看首尾（16.7% 到 18.6%）就下「大幅增长」的结论，忽略了三十年才挪了不到两个百分点，平均每年变化率趋近于零（rate of change 约等于 0，正是 09-12 数学讲的 slope 概念）。读线图要看整体斜率，别被局部噪声带跑。
学科短文（含词源，用英语讲真实知识）
The word sustainable carries a quiet engineering idea. It comes from the Latin sus- (up) and tenere (to hold): literally "to hold up". A thing is sustainable if it can hold itself up without collapsing. The same root sits in tenacious (holding on) and tenable (able to be held).
Now pair that with the line graph above. The world's renewable share has been tenable but barely moving. A slope near zero means the rate of change is almost nothing, the very idea we met in calculus on 09-12, where the derivative measures how fast a curve climbs. Here the curve is almost flat, so the derivative is close to zero. That flatness is the whole story: we know the direction, we are just moving at a crawl.
Real change needs the slope to steepen. Policy, price and habit must push the line up faster than the gentle lift we saw after 2015. Until then, "sustainable" stays a hope we hold up rather than a fact we have built.
重点词点拨
• sustainable = sus- (up) + tenere (hold)；本义"撑得住的"
• renewable = re- (again) + novus (new)；"新了又新"
• emission = e- (out) + mittere (send)；"送出之物"
• transition = trans- (across) + ire (go)；"走过去"
• derivative = de- (down/from) + rivus (stream)；由"取自源头"引申为"导数、导出"
引导理解（从凉州看世界）
Sustainability means holding the land up so it does not collapse, sus-tenere. And Liangzhou has practiced that idea for two thousand years without ever naming it.
The old saying goes, 凉州畜牧天下饶、凉州绯色天下最, meaning Liangzhou's herds were the richest under heaven and its crimson dyes the finest in the world. (凉州畜牧天下饶、凉州绯色天下最，这是《汉书·地理志》与《魏书》里的话，讲凉州畜牧与染织之盛。) To keep herds rich and dyes fine, you must not strip the grassland bare; you must let the land renew. That is sustainable living long before the word existed.
From Liangzhou Lotus Mountain (姑臧紫山, Gucang Zishan) to the whole Hexi Corridor, the oasis taught a lesson the modern world is still learning: take only what renews. (从凉州莲花山（姑臧紫山）到整条河西走廊，这片绿洲早就教过一句话，现代人还在学：只取能再生之物。) When the wider world fell into turmoil, 天下方乱，避难之国唯凉土耳, Liangzhou held as a steady ground for people and for the land alike. 凉州（武威古称）是六朝古都、西北首府；姑臧紫山（凉州莲花山）一带出土过诸多文物，是凉州人心中极重的一处地标；今天的凉州人（武威古称凉州）依旧在山下生息，山与人，千年未分。
So the flat red line on today's graph is not just a world problem. It is the same old question Liangzhou's herders asked: will we leave the ground able to hold up the next generation? 把心智引出来，也把土地稳住，殊途同归。
词根串联复习
• nov / novus（新）：renewable（新了又新）→ novel（新奇的）→ innovate（革新）→ renovate（翻新）。串联：Renewable energy is novel only until it becomes normal; we must keep innovating.
• ten / tenere（持）：sustainable（撑得住）→ tenacious（坚韧）→ tenant（租户，持有者）→ contain（容纳）。串联：To sustain is to hold up; a tenacious mind holds up under pressure.
• mit / miss（送）：emission（送出）→ transmit（传送）→ mission（使命，所遣之事）→ commit（委付）。串联：An emission is something sent out; a mission is something sent you to do.
• trans / tra（过）：transition（走过去）→ transport（运输）→ translate（翻译）。串联：The transition to clean energy must be transported into every household.
• grad / gress（阶、步）：degrade（往下走）→ grade（等级）→ progress（前进）。串联：Land degrades when progress ignores the soil.
• duc / duct（引，回扣 09-13 教育）：education（引出心智）→ produce（生产）。串联：We must produce clean energy, not just consume it.
艾宾浩斯复习（新旧穿插）
今天到期的旧知识点（间隔 1/2/3/5/7 天），挑几条和"环境、能源、变化"勾连：
• 2026-09-13 教育 ｜ The more ..., the more ...：The more we use renewables, the less we pollute. 昨天学的比较句型，今天环境题直接复用。
• 2026-09-12 数学 ｜ slope / rate of change：The slope of the energy line is nearly zero. 今天看图写作拿 09-12 的 slope 讲能源线，完美回扣。
• 2026-09-11 交通 ｜ give way to：Old coal plants are giving way to wind farms. 09-05/09-11 学的 give way to，今天讲能源更替。
• 2026-09-09 科技 ｜ come in handy / broaden my knowledge：English comes in handy when I read energy reports. 科技日学的 handy，今天讲"以语学知"复用。
• 2026-09-07 教育 ｜ acquire / cross-check the sources：We should acquire green habits and cross-check every claim. 七天前 09-07 教育学的 acquire 与 cross-check，今天成链。
️ 今日话题词卡（环境 Environment）
• 2026-09-14 | 环境 | renewable | adj./n. | 可再生的；可再生能源 | renewable energy now leads the mix | 词根 re- + novus (new)
• 2026-09-14 | 环境 | emission | n. | 排放物 | cut carbon emissions | 词根 e- + mittere (send)
• 2026-09-14 | 环境 | sustainable | adj. | 可持续的 | sustainable development | 词根 sus- + tenere (hold)
• 2026-09-14 | 环境 | conserve | v. | 保护、保存 | conserve water and soil | 词根 con- + servare (keep)
• 2026-09-14 | 环境 | transition | n./v. | 过渡、转型 | the transition to clean energy | 词根 trans- + ire (go)
• 2026-09-14 | 环境 | degrade | v. | 退化、恶化 | land degrades under overuse | 词根 de- + gradus (step)
• 2026-09-14 | 环境 | curb | v. | 抑制、控制 | curb emissions year by year | —
• 2026-09-14 | 环境 | pollutant | n. | 污染物 | airborne pollutant | 词根 polluere (defile)
⚡ 一嘴反应训练（只给关键词）
• Q: Do you think environmental protection is everyone's duty? ｜ 关键词：sustainable, transition, everyday
• Q: What do you do to live green? ｜ 关键词：conserve, curb, habit
• Q: Will renewable energy replace fossil fuels? ｜ 关键词：transition, slope, slow
（不给稿，按关键词即兴说 20 到 30 秒，练反应速度。）
发音 / 连读提示
• renewable ｜ 母语音标 /rɪˈnjuːəbl/ ｜ 国际IPA /rɪˈnjuː.ə.bəl/（英式 RP）：重音在第二，nu 要圆唇，别读成 re-NOO-a-ble。
• sustainable ｜ 母语音标 /səˈsteɪnəbl/ ｜ 国际IPA /səˈsteɪ.nə.bəl/（英式 RP）：重音在第二，tain 读 /steɪn/，别和 student 混。
• emission ｜ 母语音标 /ɪˈmɪʃn/ ｜ 国际IPA /ɪˈmɪʃ.ən/（英式 RP）：双 m 后 -ion 读 /ʃən/，别读成 /miʃən/ 漏了 s。
• 连读 give way to ｜ 母语音标 /ɡɪv weɪ tu/ → /ɡɪvweɪtʊ/ ｜ 国际IPA /ɡɪv weɪ tu/ → /ɡɪv.weɪ.tʊ/：give 尾 v 与 way 可连，way 与 to 也可连。
多语种句尾（西语 / 拉丁语，为将来掌握拉丁语铺路）
• 西语：La transición energética es lenta pero real.（能源转型缓慢却真实。）
• 拉丁语：Transitio ad energiam renovabilem paulatim fit.（向可再生能源的转型渐渐发生。）
✍️ 写作联动（大作文 viewpoint · 环境类）
题目方向：Some people say economic growth must come before environmental protection. Others argue the environment must be protected first. Discuss both views.
可调用框架：transition 不是二选一（The trick is to find a path that does both）；用今天线图数据做论据（三十年仅加 1.9 个百分点，说明"先污染后治理"代价惨重、且转型慢得惊人）；sustainable 本义"撑得住"，环境撑不住经济也塌。
新闻复述（周一加餐）
I read a short piece about floating solar, panels laid on top of reservoirs and lakes. (我前几天看到一条软新闻，讲"水上光伏"，就是把太阳能板铺在水库和湖面上。) The idea is neat: the water keeps the panels cool, so they work better, and the panels shade the water, so less evaporates. Some places in Asia have been trying it.
In English I would say: engineers are putting solar arrays on calm water to save land and cut evaporation. (我会这么说：工程师把光伏阵列铺在平静的水面上，既省地又减少蒸发。) It is a small story, not a big political one, but it shows how the energy transition shows up in ordinary places.
The word that stuck with me is array, a tidy row of things. (array 这词儿我喜欢，一排整齐的东西；数学里也指数组，和今天的能源阵列正好呼应。) Anyway, seeing real projects makes the textbook words land.

本系列为「契苾小优」雅思备考专用输出，转载请注明出处。

一词一世界，词根即思维。明天接着聊 (◕‿◕)