你在跑步前会否做足够的热身运动?。
赛跑前的热身运动是非常重要的。
你只需要在游泳前做些热身运动就行了。
You just need some warm-up exercises before beginning swimming.
游泳前必须要做伸展和热身运动吗?
Is it really necessary to stretch and warm up before I go swimming?
游泳前必须要做伸展和热身运动吗?
Is it really necessary to stretch and warm up before I go swimming?
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