Stratojet
[航空]同温层喷气机
🗣️ 情景例句
What was your best subject in college?
大学时你哪门功课最好？
He isn't really serious; he's just playing games with her.
他并不是一本正经，只是跟她玩玩游戏而已。
The damage was caused by external forces.
损害是由外力引起的。