Retractor
n. 食言的人, 牵拉肌, 牵开器\\n[医] 牵开器, 缩肌
🏥 医学释义
牵开器，拉钩
🗣️ 情景例句
I heard the professor of that class is very good.
我听说那个班的教授很好。
As the wind blows, you must set your sail.
趁风启帆。
Yet all these things, different as they seem, have one thing in common.
然而所有这些东西，看上去虽不同，但却有一个共同点。