Copestone
n. (墙)压顶石, 最高潮
✅ 同义词
🗣️ 情景例句
I retired because... I wanted to be with my family.
我退休是因为……我想和全家人在一起。
She requests your presence at the conference.
她恳求你们参加会议。
It's a frisby. Do you want a go?
是frisby（飞盘）。你想试试吗？