Dimethylpolysiloxane
二甲聚硅氧烷
🗣️ 情景例句
So far, you're all tied.
到现在为止 你们不分胜负。
He is showing off his brand-new car.
他正在炫耀新出品的汽车。
It's only three hundred pounds. But, of course, it's not as good as the expensive one.
它只要300英镑。但是，它当然没有价钱高那种好。