爐門護(hù)圈fire door: 防火門,爐門。 protection: n. 1.保護(hù),保衛(wèi),防御,掩護(hù),包庇,照顧 (from ...ring: vt. (rang rung ) 1.鳴,敲(鐘),搖( ...fire door hole ring: 爐門襯圈fire door ring: 火門框下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯