Biochem
abbr. 生物化学（biochemistry）
🗣️ 情景例句
Are you sending it by regular or by speed?
你要寄平信还是快递？
How long will it take for a letter to get to California?
你把信寄到加州要多长时间？
When I was young, I'd listen to the radio, waiting for my favorite songs.
当我还是个小女孩的时候，我常听着收音机，等待我最喜欢的歌。