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由于我个人目前正在担任助教的工作, 所以很多我所接触到的英语都是和考试有关. 有些老美的惯用法虽然很简单, 可是如果你从来没听过的话, 还是会出糗
STEVE INSKEEP, HOST: Here's something people do every day that many of us apparently do wrong - bending over, you know, to pick things up or put things down or even just to sit down. Now, a group of scientists who study bending say Americans are doin
In school, Langan could walk into a language test where he had not studied at all, 上学之后,他对语文之类的课程漫不经心,根本就没有怎么学过, and if there were two or three minutes before the instructor arrived, he could
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left-skewed 左偏 negative-skewed 负偏 right-skewed 右偏 positive-skewed 正偏 contingency table 列联表 sampling distribution (of a statistic)(某个统计量的) 抽样分布point estimate 点估计值 point estimator 点估计式 unbiased