How long can we continue to supplement agroecosystems with energy derived from declining fossil fuel supplies?由于矿物燃料供应量下降,我们供应农业生态系统能量能持续多久?Power Industries – Nuclear, Fossil Fuel, Combined Cycle, Cogeneration and Distri...
For 14 years he collared hitchhikers who passed through town and quizzed them mercilessly.14年来他跟踪调查那些经过城镇的流浪汉并无情的挖苦他们.Chris was looking spruce in his stiff-collared black shirt and new short hair cut.克里斯穿着硬领黑衫，新理了短发，看起来整...
I know I behaved foolishly but you needn't rub it in.我知道我的行为很愚蠢,但你不必老提那件事.Don't rub it in that we have failed again.别把我们再次失败的事说了又说.I know; don't rub it in.我知道, 别再说了....
The birds cling to the wall and nibble at the brickwork.鸟儿们紧贴在墙上，啄着砖缝。There were cracks in the brickwork.砖墙上有裂缝。Plaster had fallen away in places, exposing the brickwork.有些地方的灰泥脱落了，露出了砖。...
Their room was bare of furniture and they lived off porridge.他们家徒四壁，靠喝粥度日。They lived frugally off a diet of porridge and lentils.他们生活节俭,只吃燕麦粥和小扁豆.He's doing porridge again, this time for armed robbery.他又坐牢了, 这次是因为持械...
不久它被氯仿所代替.It was soon replaced by chloroform.用氯仿将有机质提取出来并称重.The organics are extracted with chloroform and weighed.毫无疑问,氯仿是含碳?卤键的最重要的化合物之一.Without doubt chloroform is one of the most important compounds containing a carb...
Smudge the outline using a cotton-wool bud.用一根棉签把轮廓抹花。He gently dabbed at his cuts with a piece of cotton wool.他用一块药棉轻轻按了按伤口.I tried to say something, but my mouth was full of cotton wool.我想说句话, 但我嘴里塞满了药棉....
I will return, find you, love you, marry you and live without shame.我会回去，找到你，爱你，娶你，活的光明正大。《赎罪》I have $100m hidden away where no one will ever find it.我把1亿美元藏到了一个永远没人会找到的地方。It would be difficult to find two men who were m...