生物医药大词典
英文: The water falls from the tap drop by drop.
中文: 水从水龙头里一滴一滴地往下流。英文: The water leaked from the tap drop by drop.
中文: 水一滴一滴地从龙头漏出来。英文: Drop dead!
中文: 去死吧！英文: Drop by anytime.
中文: 随时欢迎参观者。英文: Drop by sometime!
中文: 什么时候（顺便）来一下。