Perfluorodimethylcyclohexane
全氟二甲基环己烷
🗣️ 情景例句
One moment, please.
请等一下。
How do you do?
你好！
After all, you have nothing to lose if you are honest and a good worker.
如果你品质诚实，干活好，毕竟你没有什么东西可失去的。