这样的运动可以锻炼腰部的肌肉。

This exercise will work the muscles of the lower back.

《牛津词典》

赤道是一条假想的环绕地球腰部的线。

The equator is an imaginary line around the middle of the earth.

《牛津词典》

你的椅子得有一个能支撑腰部的靠垫或者靠背什么的。

Either your chair must have some sort of lumbar support or a pillow or backrest achieves this.

youdao

Women tend to distribute the fat in the lower part of the body, below the waist, in what's called a pear shape.

女性则趋向把脂肪储存在下半身,在腰部以下,也就是我们通常所说的梨形身材

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

It does appear that it's harder to lose the weight below the waist, but there is some mixed research on that as well.

但腰部以下的脂肪似乎更难减掉,关于这点也有一些相应的研究

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选