"vertical column between the lights of a window," 1560s, metathesis of Middle English moyniel (early 14c.), from Anglo-French moinel, noun use of moienel (adj.) "middle," from Old French meien "intermediate, mean" (see mean (adj.)). Related: Mullioned.
实用例句
1. Used for aluminum and PVC mullion transom end - milling to fit different frame.
用于铝型材端面的铣削加工,以适应不同截面型材的配合.来自互联网
2. The mullion - less glass wall has its own supporting structure of thin steel columns.
