1. 以防万一：That is not the case. 情况不是这样; 并非事实. | just in case 以防(万一) | leading case [律]经常被援引的案件
2. (以防万一嘛. )：Just in case. (以防万一嘛. ) | Just do it. (去做就是了. ) | I got it. (我懂了. )
3. 以防万一; 万一：just as well (to do sth.)无妨,无所谓,没关系 | just in case 以防万一; 万一 | just now 刚才;现在,这会儿
4. 也许那样有效：I say we cut her throat and spill all her blood,|依我看 我们不妨割断她的喉咙把血放光 | just in case.|也许那样有效 | MEN: Yeah!|对啊!
adv
1. if there happens to be need
e.g. in case of trouble call 911
I have money, just in case
Synonym: in case