田径运动具有竞技性和健身性双重属性。
Track and field sports have dual features of competition and body building.
奖励是：你与别人的互动会增加，而这和运动一起给了你的情绪双重推进。
Bonus: your interactions with others will increase, which will give your mood a double boost.
奖励是：你与别人的互动会增加，而这和运动一起给了你的情绪双重推进。
Bonus: your interactions with others will increase, which will give your mood a double boost.
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