Bacteriocidin
[医] 杀菌素
🗣️ 情景例句
How do you tie it?
你怎么打的？
Do you often play bridge on Saturday?
你常常在星期六玩桥牌吗？
Ships may be delayed by storms; flights may be cancelled because of bad weather, but trains must be on time.
轮船船期可能因风暴而推延，飞机航班可能因恶劣天气而取消，唯有火车必然是准点的。