例如，四趾的始祖鸟先于三趾的始祖鸟出现，但北美的化石证据表明，这两种动物之间有一个急促而不均衡的转换过程。

The four-toed Eohippus preceded the three-toed Miohippus, for example, but North American fossil evidence suggests a jerky, uneven transition between the two.

youdao

我尽力但徒然地倾听，渴望听到军号吹奏起床导对那微弱而迷人的旋律，以及远处战鼓急促敲击的动人节奏。

I listen vainly, but with thirsty ears, for the witching melody of faint bugles blowing reveille, of far drums beating the long roll.

youdao

您可以提供股票和做家务对马厩，但你不能在田地里，让你呼吸急促任何东西。

You can feed the stock and do chores about the barn, but you can't do anything in the fields that makes you short of breath.

youdao

您可以提供股票和做家务对马厩，但你不能在田地里，让你呼吸急促任何东西。

You can feed the stock and do chores about the barn, but you can't do anything in the fields that makes you short of breath.

youdao