to be harmful to的意思|示意

对 ... 对...有益 to benefit; to be beneficial to 对...有害 to be harmful to; to do harm to 任意停车 to park the car at random ...

对．．．有害 对．．．有害 to be harmful to; to do harm to 任意停车 to park the car at random妨碍交通 to hinder the traffic .

有害 ... 对...有益 to benefit; to be beneficial to 对...有害 to be harmful to; to do harm to 任意停车 to park the car at random ...