常見(jiàn)例句firedoor peek hole 爐門(mén)窺眡孔firedoor latch 爐門(mén)閂pneumatic firedoor 風(fēng)動(dòng)爐門(mén)firedoor catch 爐門(mén)擋firedoor frame 爐門(mén)框 返回 firedoor