小郭和小王如约来到网球场,小王绕动几下手臂做了几次下蹲动作,便急急忙忙上场了。“喂,你怎么不做好准备活动就上场,小心受伤!”小郭劝小王认真做准备活动。“没事,我从不做准备活动,也没受过什么伤呀!”“不懂了吧,我说的伤不是外伤,是 Guo and Xiao Wang, such as about to come to the tennis court, Wang a few times around the arm to do a few squats, they hurriedly played. “Hey, how do you not ready to play on the scene, be careful of injuries!” Xiao Wang advised Xiao Wang carefully prepare activities. “Nothing, I never do preparatory activities, have not suffered any injuries ah!” "Do not understand it, I said the injury is not trauma, is