I'm not saying you're gonna need it, just better safe than sorry.

我没说你会用得，只是有备无。

So that old adage better safe than sorry seems to have been the wisdom of the weekend.

那句老话“有备无，防未然”似乎成了这周末的智慧。

Oh, well take them just in case.

你拿着吧 有备无。

That way, I always have a provision in case of an emergency.

这样 急情况就有备无了。

Nothing. I just know you like to plan ahead and know what's in front of you.

没什么 我记得你喜欢未雨绸缪有备无。

How much atropine is the kid getting? - One ml Make it two. In case he needs his heart later on.

他用了多少阿托品 -一毫升加二毫升吧 有备无。

" Be prepared" is as apt a motto for the nonfiction writer on his rounds as it is for the Boy Scout.

“有备无” 这句格言对非虚构作家的采访之旅来说， 就像对童子军一样适用。

Sentence 66 Before starting on a sea voyage, prudent navigators learn the sea charts, study the sailing directions, and memorize lighthouse locations to prepare themselves for any conditions they might encounter.

谨慎的航海员在出航前，会学习海图，研究航向，并熟记灯塔的位置，以便对各种他们可能的情况做有备无。