Pentafluorated
五氟化的
🗣️ 情景例句
I will, but I'll probably call too.
我会写的，我或许也会打电话。
The ancient Roman civilization was finally destroyed by the nomadic tribles.
古罗马终于被游牧民族灭亡了。
You'd better look before you leap.
你最好三思而后行。