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有的同学利用课间短时间的休息,进行一些剧烈的体育运动,例如奔跑、追逐、踢足球、打篮球等,这样做是不利于健康和学习的。
Some students take advantage of the short break between classes and perform some intense sports such as running, chasing, playing soccer and playing basketball, which is detrimental to health and learning.