Correct

有备无患

/ yǒu bèi wú huàn /
Strokes

Definition

Preparedness averts peril./to be prepared, just in case (idiom)

Example

Definition

where there is precaution, there is no danger; preparedness averts peril; precautionary measures/steps avert danger; readiness is all; have a second string to one's bow; store is no sore

1
zuìhǎo
最好
dài
sǎn
  
,
yǒubèihuàn
有备无患
  

You'd better take an umbrella just in case.

2
ānwēi
居安思危
  
,
yǒu
bèi
  
,
yǒubèihuàn
有备无患
  

One should think of the danger when in peace, because constant thinking can provide precautions and with all the precautions taken, one is safe.

3
Yǒubèihuàn
有备无患
  
,
wèichóumóu
未雨绸缪
  

Better safe than sorry.