词汇	to backdrop a story
释义	to backdrop a story 为故事提供背景
随便看	underground pipe underground pipe canal underground pipe draining water underground pipe-driving survey underground pipe gallery underground pipe heat exchanger underground pipe laying Underground pipelin underground pipeline underground pipe line under-ground pipeline underground pipeline census underground pipeline coatings underground pipeline detection underground pipeline detector underground pipeline engineering underground pipeline finder underground pipe-linein underground pipeline information system underground pipeline network underground pipeline networks underground pipeline protection underground pipelines underground pipe lines Underground pipelines and cables