万一的用法和样例:
例句
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如果你万一见到他,请代我向他致意。
If you should happen to see him, please give him my regards. -
可能下雨--你最好带把伞,以防万一(下起来)。
It may rain you'd better take an umbrella (just) in case (it does). -
万一下雨,他们就不能去了。
In case of rain, they can't go. -
万一我忘记,请提醒我。
In case (=If) I forget, please remind me. -
我们有一台万一断电时使用的备用发电机。
We have an auxiliary generator in case of power cuts.