Versine
(=versed sine)[数]正矢
✅ 同义词
🗣️ 情景例句
Don't worry, it's in the bag.
不用担心， 这事儿十拿九稳。
What will you wear for the party?
晚会上你穿什么？
Relatively few people are prepared to sacrifice holiday time for the pleasure of travlling by sea.
没有多少人会为享受坐船旅行的乐趣而牺牲假期的时间。