Arcsin
abbr. arcsine 反正弦
🗣️ 情景例句
In face, Australia is the only country that is also a continent.
事实上，澳大利亚是唯一作为洲的国家。
I usually wake up early.
我通常早醒。
It repeated these circles over and over again.
它首先向右飞一个圆圈，然后向左飞一个圆圈。