单词 | Priapulida |
释义 | Priapulida [´prī·ǝ`pyül·ǝd·ǝ] INVERTEBRATE ZOOLOGY A minor phylum of wormlike marine animals; the body is made up of three distinct portions (proboscis, trunk, and caudal appendage) and is often covered with spines and tubercles, and the mouth is surrounded by concentric rows of teeth. |
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