Arcsec
abbr. arcsecant 反正割
🗣️ 情景例句
Great! I'll make a reservation right now.
太好了， 我现在就订房间。
Every dog has his day.
凡人皆有得意时。
We're sorry, but we cannot allow your claim.
对不起，我无法接受你的赔偿要求。