Cephacetrile
氰乙酰头孢菌素, 塞发先令
🔁 扩展释义
【化】 头孢乙腈; 氰乙酰头孢霉素
🗣️ 情景例句
I'm sorry I missed him. I had to work late.
很抱歉我错过了他醒着的时候。我必须工作到很晚。
You had better leave right now.
现在你最好立刻回去。
Come in and have a seat.
请进来坐。