Propylthiopyrophosphate
[有化]丙基硫代焦磷酸酯
🗣️ 情景例句
Very good. But, unless I miss my guess, you should say something about your family, too.
非常好，但是我除非我想错了，不然你应该谈谈你的家庭。
Doing is better than saying.
行胜于言。
Did he sleep well?
他睡得好吗？