D-amylbromide
[化] 光活性溴戊烷
🗣️ 情景例句
Good morning, Sam.
早安， Sam。
Where have you been all this time?
这段时间你跑到哪里去了？
It's not his work that bothers me; it's his attitude.
困扰我的不是他的工作，而是他的态度。