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tyre n.轮胎 ugly a.(长相、外貌)丑的；讨厌的，可憎的 ultimate a.最后的，最终的；根本的，基本的 umbrella n.伞，雨伞 uncle n.叔叔，伯伯，舅父，姑父 uncover vt.揭开覆盖物，打开的包装，使露出 u
大学英语四级词汇拼读版
Here's the key part. 接下来是关键的部分。 The solution nearest the wall spins faster than the solution closer to the middle. 离试管壁最近的溶液，要比中间的溶液旋转得更快。 That difference in velocity creates sheer str
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It's so obvious that it's practically proverbial. You can't unboil an egg. 很明显又众所周知的是。你不能把一个熟蛋变生。 Well, it turns out you can, sort of. 然而，其实在某种程度上你是可以的。 What thermal energy
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But I want to suggest that there's also a fifth one. 但我想说还有第五阶段。 And I think of this as a kind of existential wake-up call. 我想这是一种自我觉醒。 That night in my apartment, after I got done kicking myself and so for
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After keeping the media guessing for months, Vice President Joe Biden has finally made the announcement that he will not make a run for the White House in 2016. As my family and I have worked through the grieving process, I've said all along that it
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Study after study 一个又一个的研究 is coming to the same conclusion. 证实了相同的结论 The CDC recently conducted a survey 疾病防治中心(CDC)最近进行了一次调查 where they asked respondents simply to tell them 他们简单地
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