but.ter.cup
n.(名词)Any of numerous herbs of the genusRanunculus, native chiefly to temperate and cold regions and having acrid juice, often toothed or lobed leaves, and usually yellow or white flowers with numerous pistils. 毛茛:一种毛茛属 草本植物,主要产于温带和寒带,有苦的汁液,齿形或圆形叶片,通常开黄色或白色多雌蕊的花