In popular areas: - Concentrate use on existing trails and campsites. - Walk single file in the middle of the trail, even when wet or muddy.

在密集使用区-使用现存步道及营地-以一列行走步道，即使湿地或泥泞地。

youdao

youdao

Tiger could barely walk - and he had yet to utter a single word - but he quickly began teeing off on the Astroturf next to his father.

老虎勉强会走，还不会说一个简单的词，但是他已经在人工草皮上站在父亲旁边，开始发高尔夫球了。

youdao

They peer down alleys where you can only walk single file.

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Because he never made it to home plate, the final score of the game was changed from 7-3 to 4-3, and Ventura was given credit for a walk-off single.

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The best we could hope for, I predicted, was that Loretta got a single or worked a walk to move Youkilis into scoring position.

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