[化] 羟基胺; 醇胺
[医] 羟基胺

n. One of a series of artificial, organic bases, usually
produced as thick viscous liquids by the action of ammonia on ethylene
oxide. They have the properties both of alcohol and amines.

听美文故事记6级单词04-02

2.Microwave Tomato Sauce We've developed a simple microwave method of cooking tomatoes down for sauce. We cut out the stem ends and blanch the whole tomatoes in boiling water until the skins begin to split (about a minute), then plunge them into cold

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听美文故事记6级单词

英语听书《海底两万里》第509期第31章章鱼(16)

What rage then drove us against these monsters! 于是我们对这些怪物愤怒至极！ We lost all self-control. 我们再也忍无可忍。 Ten or twelve devilfish had overrun the Nautilus's platform and sides. 十几条章鱼侵入了鹦鹉螺号

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《海底两万里》中英双语有声读物

英语博客：Mythology looking at me.

Mythology seems to be all the rage these days. There have been films released recently, like 'Percy Jackson and the lightening thief', and 'Clash of the Titans', that have had a lot of people talking about mythology and what it means to us today. Oth

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英语博客 A cup of English

VOA常速英语2007年-Abu Dhabi Developer Challenges Donald Trump wit

By Mike O'Sullivan Los Angeles 01 December 2007 An Abu Dhabi-based real estate developer is launching an English-language reality show for the Middle East.As we hear from Mike O'Sullivan in Los Angeles, Sulaiman Al-Fahim, the chief executive of Hydra

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VOA常速英语2007年（十二月）

SSS 2011-02-01

This is Scientific Americans 60-Second Science. Im John Matson, Got a minute? Imagine a pinball machine on multi-ball modeonly the balls are the size of planets. The early solar system was such a rough-and-tumble place. That chaotic environment produ

发表于:2019-01-08 / 阅读(239) / 评论(0)

Scientific American(二)月

看《美国队长3》学地道口语：你升官了

【内容简介】斯蒂夫罗杰斯是出生于经济大萧条时期的一个家境贫寒的脆弱青年。因为看到纳粹在欧洲肆虐侵略的新闻而想入伍参军。但因为体弱多病被拒绝了。无意中得知了斯蒂夫罗杰斯真

发表于:2019-01-21 / 阅读(305) / 评论(0)

英语口语

未来冰箱洗衣机可“交谈”

A fridge that talks to your washing machine and a television that instructs your dishwasher. It's all possible at CeBIT, the world's top high-tech fair。 But the question is: what's the point? Well, for example, you could be sitting on your sofa in

发表于:2019-02-04 / 阅读(251) / 评论(0)

阅读空间

高智能家电：冰箱洗衣机可“对话”

A fridge that talks to your washing machine and a television that instructs your dishwasher. It's all possible at CeBIT, the world's top high-tech fair. 冰箱和洗衣机交谈、电视向洗碗机下令在世界顶级高科技展会德国汉诺威通

发表于:2019-02-04 / 阅读(320) / 评论(0)

实用英语

四级阅读理解判断、归纳推理

阅读理解除了要求正确理解事实细节的能力外，还经常需要考生根据一定上下文对某些词汇的意义所读材料理解文章隐含的意义和深层次的含义、归纳文章主题思想、通过概括得出结论、综合

发表于:2019-02-09 / 阅读(272) / 评论(0)

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学英语单词

absolute-value device

actual hobbing pitch circle diameter