rouleau
rouleau[ˈruːləʊ, ruːˈləʊ](pl. rouleaux 或 rouleaus -əʊz)- a cylindrical packet of coins
一卷硬币
- a coil or roll of ribbon, knitted wool, or other material, especially used as trimming
一卷滚边用饰物(如丝带,毛线编织品);滚边
语源- late 17th cent.: French, from obsolete French roule 'a roll'
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