n.an animal resembling a starfish with fragile whiplike arms radiating from a small central disc
同义词：brittle starserpent star
英汉双解大词典
brittle-star
1.
N（名词）
any echinoderm of the class Ophiuroidea, occurring on the sea bottom and having five long slender arms radiating from a small central disc 海蛇尾 → see also basket-star