妈妈总是告诉我，存钱以备不时之需很重要。

As Mum always tells me, it is important to save for a rainy day.

我们应该存一些钱以备不时之需。

We should save some money in case of need.

我需要隐藏一些钱以备不时之需。

I need to stash some money for emergencies.

他预留了一些钱以备不时之需。

He reserved some money for emergencies.

存钱以备不时之需是个好想法。

It's a good idea to save money for emergencies.

存一些钱以备不时之需是明智的。

It is advisable to save some money for emergencies.

她每个月都会存钱以备不时之需。

She saves money every month for emergencies.

保安总是携带手铐以备不时之需。

The security guard always carries a handcuff for emergencies.

他总是带着备用电池以备不时之需。

He always carries spare batteries in case of need.

她总是随身带着急救包以备不时之需。

She always carries a first aid kit in case of need.