We never know the worth of water till the well is dry.

网络释义

1.	井干方知水可贵英汉词汇互译方法 ... We never know the worth of water till the well is dry. 井干方知水可贵。 burn one's boats 破釜沉舟 ... www.cnwing.net
2.	井乾方知水可贵 www.oocities.org
3.	井干方知水珍贵缺钱方知钱珍贵... ... ) out of money 缺钱 ) We never know the worth of water till the well is dry. 井干方知水珍贵。 ... www.dictall.com