1、 The Mesozoic saw the ascendence of dinosaurs,although mammals also appear in the fossil record about 200 million years ago.
中生代是由恐龙主宰的世界，尽管哺乳动物也在距今2亿年前的化石记录中出现。
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2、 As one of the leading prosodic features, the accent indicates an ascendence of the phonetic pitch and a lengthening of the temporal length.
重音是最主要的韵律特征之一，重音在声学上主要表现为音高的升高和时长的延长。
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