英语语法.Watering plants drop by drop has changed agriculture by

来源：学生作业帮编辑：搜搜考试网作业帮分类：英语作业时间：2024/07/12 04:02:56

英语语法.
Watering plants drop by drop has changed agriculture by reducing the amount of water needed to grow crops.这句话让人看的凌乱了,这里的drop by drop是嘛意思,分析下句型,以及主谓宾分别是哪一部分.

Watering plants drop by drop 动名词做主语
has changed 谓语,现在完成时
agriculture 宾语
by reducing the amount of water needed to grow crops方式状语
Watering plants drop by drop 滴管
滴管降低了种植的用水量,从而给农业带来了变化.

drop by drop drop by drop by,drop on和drop in drop in or drop by? drop by on sb. drop by 的用法 drop by的同义词 drop by的用法? drop by 的同义词 drop in与drop by的区别 "drop by","drop in"的区别? drop by 和 drop on的区别