双语例句原声例句
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处女地流行病指的是那些风险人群以前没有接触过袭击他们的疾病，因此在免疫上几乎毫无防御能力的疾病。
Virgin-soil epidemics are those in which the populations at risk have had no previous contact with the diseases that strike them and are therefore immunologically almost defenseless.
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或者，可能那些不宽容的学生从来没有接触过与自己不同的人。
Or maybe intolerant students have simply never been exposed to anyone different from themselves.
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她住在喀麦隆首都雅温得的附近，但她说她并没有接触过猿猴或野味。
She had lived near Yaoundé, the capital of Cameroon, but said she had no contact with apes or bushmeat.
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But I was convinced I'd hear the click-click-click-click-click which is what tells you you're in trouble.
我总会觉得很紧张，我不知道这是为什么,虽然我从来没有接触过放射元素。
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You know, you have no experience with it.
你要知道，你之前没有接触过它。
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And if you haven't, if you've never seen it before, if you haven't taken, for example, the equivalent of Math 112, come and see us.
如果你以前没有接触过,或者说你们没学过类似数学112的课程,来找我求助吧
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