Valtomycin
美吡四环素, 甲吡四环素
🗣️ 情景例句
I happened to meet her on the bus.
我凑巧在公共汽车上碰见她。
I wonder if it will be too tight.
我不知道它是不是会太紧。
She was injured badly in the accident.
她在这次意外中受到重伤。