Backflowing
n. 【流体力学】回流
🗣️ 情景例句
What other dialect do you understand?
你还懂哪种方言？
That's why he is now concentrating on conversation at a language school near his home.
这就是他在他家附近的一所语言学校专攻口语的原因。
Where?
哪里？