1、Sometimes they had to wade waist-deep through mud.
有時他們得通過齊腰深的泥漿。

2、The water was only waist-deep so I walked ashore.
水只有齊腰深，所以我涉水上了岸。

3、We waded waist-deep into the muddy water.
我們蹚進齊腰深的泥水里。

waist-deep翻譯