Sinusoid
n. 正弦曲线, 窦状隙\\n[医] 窦状隙; 窦状的
🗣️ 情景例句
How does she get by on such a small salary?
她靠那么一点薪水怎么过生活？
We can't decide when to leave.
我们不能决定什么时候离开。
One man had a head wound and was in pain.
有一个人头部受了伤，非常痛苦。