他们在齐膝深的泥地里费了很长时间。

They spent much of their time knee-deep in mud.

《柯林斯英汉双解大词典》

王及其同事将这只取名齐齐的白暨豚养在鱼池里，应用传统中医泥敷的方法将它从死亡边缘拉了回来/使它死里逃生/使它重获健康/使它重新焕发生机。

Mr. Wang and others put the dolphin, which they named Qiqi, in a fishpond, applied a traditional Chinese poultice, and nursed the animal back to health.

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他们在齐膝深的泥地里费了好长时间。

They spent much of their time knee -deep in mud.

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