Translation of ”鋪後路” ?

"鋪後路" ?
To pave the way for a retreat.
pave (verb) 鋪,築(路等)
way (noun) 路,通路,道路
retreat(noun) 退避,引退

未雨綢繆?

to repair the house before it rains OR
to provide for a rainy day OR
to take precautions before it is too late

鋪後路!

To prepare another way for backup

2008-06-21 18:28:45 補充：
諗定第二個方案以防萬一
=諗定後路!

I suggest you can use the word pre-emption, which means obtaining or preventing something by acting in advance.

The verb and adj. for this word is pre-empt and pre-emptive respectively.

preparing for future