Backflooding
地下水逆流
🗣️ 情景例句
And you didn't have a chance to eat.
而且你什么也没有吃。
The healthful man can give counsel to the sick.
健康的人可以对生病的人提出忠告。
A talk? What subject should I talk about?
吉姆，讲话？我能讲什么题目呢？