Dithiophosphates
二硫代磷酸盐
🗣️ 情景例句
I want to thank you for giving me an opportunity to speak to you.
我要感谢大家给我一个机会来向各位讲话。
Each bird likes to hear himself sing.
每一只鸟都爱听自己歌唱。
Yes, I am.
是的。