未焚徙薪在火患之前就先将柴薪搬开。比喻防患于未然。[查看详情]

积谷防饥谓储存谷物以防饥荒。[查看详情]

未雨绸缪天还没下雨先把房屋门窗修好。比喻提前做好准备或预防。英repair the house before it rains; don't have thy cloak to make when it begins to rain;[查看详情]

以防不测防：防备；测：预测。用来防备不曾料想到的事。[查看详情]

有恃无恐因为有倚仗就无所畏惧或顾忌。含贬义。例现在县里有了凭据所以他们有持无恐。——《官场现形记》英be secure in the knowledge that one has strong backing;[查看详情]

居安思危处在平安的环境而想到会出现的困难危险。英be vigilant in peace time;[查看详情]

以防万一预防可能的或预期的突然变故。例加强安全检查，以防万一。英just in case; be ready for any eventualities be prepared for all contingencies;[查看详情]

器二不匮谓器具准备两件，就不愁缺用。[查看详情]

养儿防老养育儿子以防老年无依靠。亦泛指养育子女以防老年无依靠。[查看详情]