Arcsin
abbr. arcsine 反正弦
🗣️ 情景例句
Small world. I'm from Titusville, too.
世界真小。我也是从Titusville来的。
He that will take the bird must not scare it.
欲捉鸟莫惊鸟。
We're going to spend three days in the country.We're going to stay at my mother's for the weekend.
我们打算到乡下去三三，在我母亲家度周末。