拖船

拖船	tuō chuán	tugboat / boat towed by a tugboat / to tow a boat
拖	tuō	variant of 拖
拖	tuō	to drag / to tow / to trail / to hang down / to mop (the floor) / to delay / to drag on
船	chuán	variant of 船
船	chuán	boat / vessel / ship / CL:条,艘,只