在线词典临渴穿井穿：打。临到口渴时才想到凿井。比喻事到临头才想办法。拼音lín kě chuān jǐng解释穿：打。临到口渴时才想到凿井。比喻事到临头才想办法。近义词临渴掘井反义词有备无患英文释义lit. face thirst and dig a well (idiom); fig. not to make adequate provision; to act when it is too late
