Rinaldi came in while I was undressing .

我正在脱衣服的时候雷那蒂也回来了。

You two were undressing each other with your eyes .

你们俩在用目光脱对方的衣服。

A performer who provides erotic entertainment by undressing to music .

伴随音乐脱衣提供色情娱乐的表演者。

Since they generally ( but not always-see picture ) urinate sitting down , women have to spend longer undressing .

因为女性通常（但并不总是，见上图）坐着解手，她们需要更长时间宽衣解带。

Aren 't you undressing ?

你还不脱衣服?