“我们预料埃特纳火山在此期间重归活跃，”火山学家波利斯·别涅克告诉我们《神奇星球》说。

"We expected Etna to return to activity in this period," volcanologist Boris Behncke told OurAmazingPlanet.

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法官倾向于没有利害关系的证人所作的证言，其理由可以是波洛·涅斯对母亲的简要总结，“自然让他们有偏见”。

The reason why judges prefer the testimony of disinterested witnesses could be summed up by Polonius's succinct observation about mothers, in Hamlet: "Nature makes them partial."

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本文简要论述了在单缝衍射教学中怎样把惠更斯—菲涅耳原理与菲涅耳丰波带法联系起来。

This paper has briefly stated how Huygens-Fresnel Principle and Fresnel half - zone method are combined in the teaching of single-slit diffraction.

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