Dodigen
石油工业用的一种缓蚀剂
🗣️ 情景例句
No. But in five or six months ...
不急。但是在五 、六个月后……
Doing is better than saying.
行胜于言。
When Aunt Huang came back, I was so tired. In the evening Liu Ming came to see me.
当黄阿姨回来的时候，我累极了。晚上刘明来看我。