Jackscrew
n. 螺旋起重机\\n[医] 螺旋正牙器
🗣️ 情景例句
I believe it. Even without looking.
我能相信。即始不看我也知道。
In college I majored in history, What was you major?
大学时我主修历史，你主修什么呢？
Don't worry! We won't leave before nine. We'll wait for you outside the school gate!
别担心！9：00前我们不会出发。我们将在学校的大门外等你！