A low or narrow space,such as one beneath the upper or lower story of a building,that gives workers access to plumbing or wiring equipment.是什么意思_A low or narrow space,such as one beneath the upper or lower story of a building,that gives workers access to plumbing or wiring equipment.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句