Versine
(=versed sine)[数]正矢
✅ 同义词
🗣️ 情景例句
I hope so.
但愿如此。
I'll leave the house at 8:00 and get to the office at 8:30.
我将在8:00离开房子并且在8:30到办公室。
Yes, it's out.
是的，熄了。