Sinusoid
n. 正弦曲线, 窦状隙\\n[医] 窦状隙; 窦状的
🗣️ 情景例句
Please, after you.
你先请。
I'm sorry, but I think she's stepped out.
对不起，我想她出去了。
That sounds a great idea. Good luck with your trip!
听起来真是个好主意。祝你一路顺风。