2 sentences

1. 国家储备了大量的粮食以备不时之需。

   guó​jiā chǔ​bèi le dà​liàng de liáng​shi yǐ bèi bù​shí​zhī​xū.

   The state has stockpiled a large amount of grain for a rainy day.

   Source: Dong Chinese Dictionary

2. 我们需要合理安排储备金，以备将来应对不时之需。

   wǒ​men xū​yào hé​lǐ ān​pái chǔ​bèi jīn, yǐ bèi jiāng​lái yìng​duì bù​shí​zhī​xū.

   We need to manage our reserve funds wisely to prepare for future contingencies.

   Source: Dong Chinese Dictionary