plane roof平: flat; level; even; smooth屋面: roofing; roof covering; roof卷材平屋面: built-up flat roof镀锌铁板平屋面: galvanized iron flat roof四坡屋顶上的平屋面: deck on hip下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:平屋面,即可在微信中查询翻译