Set inside floor area is included set inside wall body area, so although same a building, cover identically inside floor area is not meant certainly cover identically inside usable floor area.是什么意思_Set inside floor area is included set inside wall body area, so although same a building, cover identically inside floor area is not meant certainly cover identically inside usable floor area.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句