Acsin
反正弦函数
🗣️ 情景例句
I don't know what I would do without you.
我真不知道没有你们我怎么办。
He likes playing the flute.
他喜欢吹长笛。
They lived well, on the proceeds of raids on neighbouring regions.
他们靠掠夺附近的地区的财物过着舒适的生活。