Arcsec
abbr. arcsecant 反正割
🗣️ 情景例句
Rome wasn't built in a day.
冰冻三尺，非一日之寒。
No sweet without sweat.
没有辛勤的劳动就没有甜蜜的收获。
Sam and I had lunch together today. We went to a restaurant.
我和萨姆今天一起吃的午饭。我们去了一家饭店。