irrigation ditch

基本解释

I was what, nine years old and they found Earl dead in a irrigation ditch .
我那时才多大，九岁吧，有人发现俄尔死在灌溉圳里。
The drainage and irrigation ditch system should be combined with roads and protection forest.
排灌沟系统、道路、防护林三者应尽可结合布设。
He was digging an irrigation ditch around a rice paddy, contemplating which tool was more effective, a hoe or a shovel.
他正在一片稻田周围挖掘一条灌溉渠，一边想着哪件工具更加有效，是锄头还是铁铲？