Meaning of rè shēn:
rè shēn
热身
Verb
to warm up (sports); (fig.) to prepare; to get in condition
Zài bǐsài qián, yùndòngyuán xūyào xiān jìnxíng yīxià rèshēn.
在比赛前,运动员需要先进行一下热身。
Before the match, athletes need to warm up first.
Pǎobù qián qǐng zuò hǎo rèshēn yùndòng.
跑步前请做好热身运动。
Please do a warm-up exercise before running.
Zài bǐsài qián, yùndòngyuán dūhuì tíqián rèshēn.
在比赛前,运动员都会提前热身。
Before a match, athletes always warm up in advance.