Chromone
色酮, 苯并-γ-吡喃酮
🗣️ 情景例句
and wait until you're ready to go back to work.
而且会等你准备好了才回去工作。
I get to work at nine o'clock every morning.
我每天早上9点钟上班。
He has a bad cold,MR.Williams,
他得了重感冒，威廉斯先生，