分析造成这一现象的学习压力大、运动时间少和营养不平衡等原因,并与其他国家进行了比较。
But their physical fitness was declining, which continued in 2002. This is due to high pressure in study, less time for exercise and imbalance of nutrition.
分析造成这一现象的学习压力大、运动时间少和营养不平衡等原因,并与其他国家进行了比较。
But their physical fitness was declining, which continued in 2002. This is due to high pressure in study, less time for exercise and imbalance of nutrition.
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