Lynchpin
n. 关键
✅ 同义词
🗣️ 情景例句
Easy does it, tom. don't get all worked up.
冷静点，汤姆，不要太激动。
It seems he's generous.
看起来他好像很大方。
We're out of a lot of the items.
有好几项都缺货了。