“掘井九轫，必得其水”【英】

“You will surely see water coming out if you really dig deep enough”.

译文来源

http://usa.chinadaily.com.cn/opinion/2014-10/14/content_18733479_2.htm

例句

1. 中国有句古话，“掘井九轫，必得其水”，我们应当像挖井一样深挖合作潜力。——《李克强在中欧论坛汉堡峰会第六届会议上的主旨演讲》

1. There is an old saying in China which goes, “You will surely see water coming out if you really dig deep enough”.—Quoted from Set a New Example of Mutual Benefit and Win-Win Cooperation—Speech at the Sixth “Hamburg Summit: China Meets Europe”