Dehydrobiotin
去氢生物素
🗣️ 情景例句
I guess I'd better tear up the letter and start over again.
我想我应该把信撕掉重新再写。
Teach your grandmother to suck eggs.
班门弄斧。
You can smoke in the entrance hall. Or outside, of course.
你可以在门厅里吸烟。当然，你也可以在室外吸烟。