Klein's muscle
[医] 克莱因氏肌, 吮肌(唇的压肌)
🧩 词语组成解析
🗣️ 情景例句
This is terrible.
真是太糟了。
I succeeded because I willed it; I never hesitated.
我成功是因为有决心，从不犹豫。
You have a lot of nerve.
脸皮真厚。