Swingby
n. 借力式飞行路线
🗣️ 情景例句
I'd like an advance copy of the book, though,
但我想要一本新书的试印本
If he doesn't accompany him, I will.
如果他不，我将陪伴他。
That sounds very interesting. How long will it take you to collect enough money?
听起来倒是挺有趣的。你要花多长时间才能筹集到足够的资金呢？