irrigate
/ˈɪrɪgeɪt/verb
with obj.
1- supply water to (land or crops) to help growth, typically by means of channels灌溉。
1.1
- (of a river or stream) supply (land) with water（河流溪水）浇灌。
1.2
- figurative refresh or make fruitful〈喻〉使清新; 滋润; 丰富：
wine irrigated the vast areas of his knowledge.
美酒丰富了他的知识。
1.3
- Medicine apply a continuous flow of water or medication to (an organ or wound)【医】冲洗（器官或伤口）。
派生词
irrigable
adjectiveirrigation
nounirrigator
noun词源
early 17th cent.: from Latin irrigat- 'moistened', from the verb irrigare, from in- 'into' + rigare 'moisten, wet'.