Arcsec
abbr. arcsecant 反正割
🗣️ 情景例句
It's just a little present for Max.
这仅仅是给Max的一件小礼物。
They that marry in green, their sorrow is soon seen.
过早地结婚，不久必悔恨。
You can count on me.
你可以指望我。