Arcsin
abbr. arcsine 反正弦
🗣️ 情景例句
There's a lot of good things about suburban living.
郊区生活是有许多优点。
Great men have great faults.
伟人也会铸大错。
Dan Robinson has been worried all week.
丹。鲁宾逊焦虑了整整一个星期。