海綿動物 hǎimiándòngwù sponge Definitions Defs Origin Strokes Stroke Words Sentences Sents 海绵 海綿 hǎimián noun sponge primitive multicellular aquatic animal of the phylum Porifera, or its dried fibrous skeleton动物 動物 dòngwù noun animal animal; living creature that can move and has senses
