Backflowing
n. 【流體力學】回流
??? 情景例句
Bye, Marilyn.
再見， Marilyn。
No,I don't .
不，我沒有。
This time he was barking so that someone would let him out! Since then, he has developed another bad habit.
這次它叫著讓人把它放出去！從那以后，它養成了另外一種壞習慣。