Jackscrew
n. 螺旋起重机\\n[医] 螺旋正牙器
🗣️ 情景例句
You've been like a second family to me.
你们就像我的第二个家一样。
This window is just as high as thsat one.
这扇窗户刚好和那扇一样高。
I go to school by bike every day.
我每天骑自行车上学。