Backsiphonage
反虹吸
🗣️ 情景例句
Ten o'clock,
十点钟，
My right arm hurts. It hurts right here.
我的右手臂受伤。 它恰好受伤在这里。
When my wife nagged me to do something about it,
妻子喋喋不休让我想点办法。