Semisinusoidal
半正弦(形)的
🗣️ 情景例句
If you go camping, at night you'll hear all the nocturnal animals.
如果你去野营，晚上可以听到动物的夜歌。
My roommate's having a party.
我的室友安排了一个聚会。
I'm afraid some people forgot to sweep the floor.
它不如平时干净，恐怕是一些人忘记扫地了。