Perchlorethylene
n. [化]全氯乙烯
🗣️ 情景例句
And we hope to have joint venture with your company.
我希望同贵公司进行合资经营。
The capital of my country id Beijing.
我国首都是北京。
In Gambia, as in most parts of Africa, there are few written records of family histoy.
冈比亚同非洲多数地方一样，有关家族的书面记载为数极少。