His armpits are covered with hair.

他的腋窝下长满了毛。

I think this city is the armpit of America.

我认为这个城市是美国令人极度不愉快的地方。

My armpit sweats easily in summer.

我的腋窝在夏天很容易出汗。

I shave my armpits every couple of days.

我每隔几天刮一次腋毛

The nurse took the thermometer, shook it, and put it under my armpit.

护士拿出体温计，甩了甩，然后放在我的腋窝下。

My boyfriend can do anything he wants in my armpit.

我的男朋友可以在我的腋窝做他想做的任何事。

The untattooed area is left only under the left armpit, half of the right leg, and most of the face.

未被纹身的部位也仅剩下其左侧腋下、右腿的一半以及大部分脸部。

Occasionally, the "herald patch" may occur in a hidden position (armpit, for example) and not be noticed immediately.

有时，“母斑”会发生在隐秘的部分（例如腋窝）并且不能马上被发现。

All beds have special L-shaped top sheets that reach up to armpit level on a woman but only waist level on the man lying beside her.

所有的床都有特殊的 L 形被单，可以盖到女人的腋窝，但是只能盖到躺在她旁边的男人的腰。