基本解释[土木建築工程]直通有蓋行人道词组短语短語continuous covered elevated walkway system 直通有蓋高架行人路系統;連續式橋梁;直通有蓋高架行人道系統continuous covered elevated walkway syst 縱貫有蓋高架行人路躰系continuous covered walkway更多词组专业释义土木建築工程直通有蓋行人道