万一 | wàn yī | just in case / if by any chance / contingency | |
有备无患 | yǒu bèi wú huàn | Preparedness averts peril. / to be prepared, just in case (idiom) | |
以防万一 | yǐ fáng wàn yī | to guard against the unexpected (idiom) / just in case / prepared for any eventualities | |
备而不用 | bèi ér bù yòng | have sth ready just in case / keep sth for possible future use | |
不怕一万,就怕万一 | bù pà yī wàn , jiù pà wàn yī | better to be safe than sorry (proverb) / to be prepared just in case |