Sigmoidal
反曲
🗣️ 情景例句
A 20% discount will be given when you shop at Makro.
你在万客隆买东西会有20%的折扣。
He can't come and he sends his apologies.
他为他的不能前来致歉。
I'm going to paint it.
我打算把它漆一下。