安全过三伏天,坚持五个三!
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中暑会致死?别掉以轻心!https://focus.youth.cn/article/s?uid=6263770&app_version=1.2.7&sid=7567931&time=1533184894&signature=V5EWkpzrBZdXGYOlmQ4XmAdm2uwO8gg7oK2nvbNxqe03PjJw9A&sign=17711ef637f90ee2b316b276ffc01c07&from=timeline