3 sentences for 备战 (bèi​zhàn — prepare for war)

1. 中国男篮正在备战奥运会。

   Zhōng​guó nán​lán zhèng​zài bèi​zhàn ào​yùn​huì.

   The Chinese men's basketball team is preparing for the Olympics.

   Source: Dong Chinese Dictionary

2. 军队正处于紧急备战状态。

   jūn​duì zhèng chǔ​yú jǐn​jí bèi​zhàn zhuàng​tài.

   The army is in a state of urgent combat readiness.

   Source: Dong Chinese Dictionary

3. 很多顶尖运动员都在积极备战下一届奥运会。

   hěn​duō dǐng​jiān yùn​dòng​yuán dōu zài jī​jí bèi​zhàn xià yī jiè ào​yùn​huì.

   Many top athletes are actively preparing for the next Olympic Games.

   Source: Dong Chinese Dictionary