a new class of
双语例句原声例句权威例句
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Studies of plants have now identified a new class of regulatory molecules called oligosaccharins.
对植物的研究已经发现了一种叫做寡糖的新一类调节分子。
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While studying the genetic makeup of corn, a new class of mutant genes was discovered by Barbara McClintock, a discovery which led to greater understanding of cell differentiation.
在研究玉米的基因构成时，芭芭拉·麦克林托克发现了一种新的突变基因，这一发现使人们对细胞分化有了更深入的了解。
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That shift, in turn, place an unprecedented premium on "knowledge workers", a new class of wealthy, educated, and mobile people who view themselves as free agents in a seller's market.
反过来，这种转变又给“知识工人”带来了前所未有的好处，这是一个新的阶层，由富有、受过教育、流动性强的人组成，他们认为自己是卖方市场上的自由代理人。
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Its large rooms and affordable rent gave middle class black people a new kind of housing opportunity in the nineteen sixties.
VOA: special.2009.12.27
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Now I have the ability to say, I've got a new class, I can create instances of a line segment, and it's elements are themselves instances of points. OK?
这就是我们要讲模块化的地方了，现在我可以说，我创建了一个新类，我可以创建线段的实例了,这些实例的元素？
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What it does for him is allow him to buy his aunt this symbol of a middle-class American domesticity, and he is a happy participant in this new purchase.
这让他能够给阿姨,买这个美国中产阶级家庭生活的象征物，而他也很高兴能这么做。
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