Vast crowds had churned the field into a sea of mud.

大批大批的人把场地踩得一片泥泞。

《牛津词典》

Once, in Toledo, Ohio, as we left the field after playing the anthem for the Mud Hens, an umpire approached us.

有一次，当我们在俄亥俄州托莱多为沼泽鸟对演奏完国歌离开后，一位裁判走了过来。

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Transmission in the field of mud, as compared with the steel pipe, HDPE pipe has better wear resistance, which means that HDPE pipe with a longer life and better economy.

在泥浆输送领域，同钢管相比，HDPE管道具有更好的耐磨性，这意味着HDPE管道具有更长的使用寿命和更好的经济性。

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In the pitch darkness, in the middle of a field, Harmon found the baby boy covered with mud and debris.

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