Phthiocerol
结核菌醇
🗣️ 情景例句
Well, I never! I thought you were in HongKong.
哎，我真没想到！我还以为你在香港呢。
A word spoken is past recalling.
一言既出，驷马难追。
Tramps seem to be the only exception to this general rule.
在这条普遍的规律前面，