to answer the call of nature
01
用を足しに行く, トイレに行く
to go to a bathroom in order to satisfy one's natural urge by urinating or defecating
ユーモラス
慣用句
くだけた
例
During the long road trip, we had to make several stops to answer the call of nature.
すみません、用を足しに行かなければなりません。



























