Negamycin
负霉素
🗣️ 情景例句
Would you like to be friends?
我们做朋友好吗？
I don't believe he will get to the station on time.
我不相信他会准时到车站。
It suddenly dawned on me that this express was not roaring down the line at ninety miles an hour, but barely chugging along at thirty.
我突然感到这趟快车并没以时速90英里的速度呼啸前进，而是卟哧卟哧地向前爬行，时速仅30英里。