Cariogenicity
生龋性
🗣️ 情景例句
The best way to promote your products is through advertising.
推广产品最好的方法就是买广告。
I wonder what makes you unhappy.
我不知道是什么使你不快乐。
Look, Scott.This is a photograph I took during my trip to Australia.
看，这是我到澳大利来旅行时拍的一张照片。