This is one of the busiest times of the year for the department.

这是系里一年中最忙的时间。

《牛津词典》

One interpretation regarding the absence of fossils during this important 100-million-year period is that early animals were soft-bodied and simply did not fossilize.

关于在这一亿年的重要时期中没有化石，有一种解释是，早期的动物是软体动物，根本不会变成化石。

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One survey from Accenture found that 88 percent of graduating seniors this year chose their major with a job in mind.

埃森哲咨询公司的一项调查发现，今年88%的毕业班学生在选择专业时都已有了心目中的工作。

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