Walkingwillbebannedonescalatorsaspartofatraildesignedt...
問題詳情: Walkingwillbebannedonescalatorsaspartofatraildesignedtoreducecongestion(擁堵)atsomeofthecountry’sbusieststations. Inthefirstmoveofitskind,alltravelerswillbeforcedtostandonbothsidesofesca...