万一的英文

楼上的都可以，再加上in case (of) 和watch out,look out

in case万一的意思

万一：in case 小心：be careful

1.if by any (remote) chance; by any possibility; in case of (contingency)2.an eventuality

副词

名词

以防万一是：incasethat例句：acancelskiprequestcanbeusedtoundotheeffectsofaskiprequestincasethattheactivityhasnotyetbeenreachedoritisinanendstate.在尚未到达该活动或者该活动处于结束状态时，取消跳过请求可用于撤消跳过请求的影响。