基本解釋[土木建築工程]大型洞室群英漢例句雙語例句An ancient man-made near ground surface rock cavern group was found in Longyou County, Zhejiang Province. The 24 large caverns were excavated 2000 years ago.浙江省西部龍遊縣的龍遊大型古地下洞室群由24 個(gè)洞室組成，該洞室群開挖於2000 年前。large cavern group更多例句詞組短語短語large group -cavern 大型洞群large -scale underground cavern group 大型地下洞室群a large -scale underground cavern group 大型地下洞群large cavern group更多詞組專業(yè)釋義土木建築工程大型洞室群