Mostsubwayaccidentsr的知识精选

Mostsubwayaccidentsresultfromslips,trips,andfallsonstai...
问题详情:Mostsubwayaccidentsresultfromslips,trips,andfallsonstairwayswhensomeoneisinarush.Thebestsafetyadvicewecangiveyouis:slowdownwhenyouareonthestairs,andholdthehandrail(扶手).Sometrainsareshorter(t...
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