rocaille
/rɒˈkaɪ/noun
1
- mass noun an 18th-century artistic or architectural style of decoration characterized by elaborate ornamentation with pebbles and shells, typical of grottos and fountains罗卡耶（18世纪的一种装饰艺术和建筑风格, 其特点为用鹅卵石和贝壳作精巧装饰, 尤其对洞穴和喷泉进行装饰）。
2
rocailles
tiny beads; seed beads小串珠饰; 种子状珠饰。
词源
French, from roc 'rock'.