TA的每日心情 | 开心 2021-1-11 21:26 |
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签到天数: 313 天 [LV.8]以坛为家I
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发表于 2020-4-28 07:26:59
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) d$ C A: S) @But not every target is helpful.--------------------------------------
- b& @9 S8 Z4 M) ?并非每个目标都会有帮助5 C7 B# @& a! X# l8 Q2 Q- l O
To see why, consider that goal of 100% renewable energy.
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100可再生能源就是如此8 \8 V! m8 d9 |7 }! R. ^2 `) [
# C5 f" b3 T$ [4 |' x o k It makes solving climate change seem deceptively easy. In fact, though wind and solar can generate all a country’s electricity on some days, renewables still account for less than 8% of the world’s total power output.) r: M' u, a7 D. W+ o0 z0 V
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注意高亮的几个词
! `! A& E$ W# c( ]为什么100可再生能源不可行?
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, l* A0 F% V6 W* `# s$ I0 ?3 X2 q Moreover, cleaning up electricity is only part of the battle. Even though gas-fired heating and cooking can be at least as big a source of greenhouse-gas emissions, renewable heating gets minuscule attention.
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这一句你根本没看清楚,ok! Q1 q, w/ ^9 K
注意一下高亮的词。作者的逻辑是这样的——
, ]: u, @$ g% u* \7 a/ B(可再生能源【风能和太阳能】只能占全球能源产量的8%不到)→发电方面减少碳排放只是减少碳排放这场战斗中的一部分→燃烧天然气取暖和做饭造成的碳排放至少和烧煤发电一样多→但可再生能源用于取暖却几乎没有得到注意
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Transport policy is erratic, too. c+ O) k8 B6 ^/ I
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" H6 h" y& A5 \尾气排放也是碳排放的一大重要来源,但是交通政策却反复无常
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6 D" I6 t5 l0 v0 Z. X Carmakers may hit their goal of annual sales of 10m electric vehicles in a decade, but battery-powered road haulage, shipping and aviation are dreams. 1 T! \* ~2 d2 @! x: u
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尽管汽车制造商年度电力汽车销售量可以到到1千万辆的目标,但电力公路货运、航运、空运却只是难以实现的梦想而已。" S1 o* ?5 @- g2 `, E# p
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A much-quoted claim that America could rely on wind, solar and hydro alone for its electricity has recently been witheringly criticised by a group of respected academics.
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" v5 q: Y; b7 a2 `7 I4 b$ H美国用电全部靠风能、太阳能、谁能发电被有威望的学者驳斥得体无完肤。8 y# Z; \% k) O8 Y& v
5 |3 y/ ]' T+ x0 u以上所说的,归结为一句话:百分之百可再生能源根本不具可行性。4 I. V& Z6 K; R k
1 x* q, I* Q6 O' U* \ Z. Y自己再去看看吧!然后再去想想——语法分析究竟有多大用处?: b! A, H, u4 r' S# R+ A
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