英语单词

词典成语诗词造句字典单词小说古文名言

Cnidaria

美 [naɪ'dɛrɪə]

n. 刺细胞动物

英文词源

Cnidaria (n.): phylum of stinging invertebrates, from Latinized form of Greek knide "nettle," from stem of knizein "to scratch scrape," + abstract noun ending -ia. Related: Cnidarian.