Arcsec
abbr. arcsecant 反正割
🗣️ 情景例句
I have been talking to a group of salesmen
我一直在与一群推销人员谈话
Now after all these years I have fallen head over heels in love.
这么多年后的今天我却为爱而神魂颠倒。
All he knew was that his African ancestor taught his son and grandson the words in his own language for river and guitar.
他所知道的只是非洲祖先用自己的语言教给儿孙们的“江”和“吉他”这两个词。