mez·za·nine
noun/ˈmezəniːn/
/ˈmezəniːn/
- a floor that is built between two floors of a building and is smaller than the other floors
（介于两层楼之间、比其他楼层小的）夹层 - a bedroom on the mezzanine
夹层楼面上的卧室 - a mezzanine floor
夹楼层
- a bedroom on the mezzanine
- (North American English) the first area of seats above the ground floor in a theatre; the first few rows of these seats
（戏院的）最低层楼厅（前座）
Word Originearly 18th cent.: from French, from Italian mezzanino, diminutive of mezzano ‘middle’, from Latin medianus ‘median’.