Flapping
[计] 抖动
✅ 同义词
🗣️ 情景例句
Thanks. Thanks a lot. Good-bye.
谢谢。非常感谢。再见。
In college I majored in physics, What was you major?
大学时我主修物理，你主修什么呢？
Hello! 609 8724.
喂！这儿是609 8724。