n.沙躅；海蚯蚓

Any of various annelid worms of the class Polychaeta,including mostly marine worms such as the lugworm,and characterized by fleshy paired appendages tipped with bristles on each body segment. 多毛目環(huán)節(jié)動(dòng)物，多毛目中的任一種環(huán)節(jié)動(dòng)物蠕蟲，主要包括海生蠕蟲，如海蚯蚓，特征是其身體的每一節(jié)上都長有尖端帶剛毛的、多肉的成對(duì)附屬物。

YANGCHENG East Sea Lugworm Breeding Limited Corporation 鹽城東海沙蠶養(yǎng)殖有限公司

cylindrical mass of earth voided by a burrowing earthworm or lugworm. 穴居的蚯蚓或沙蠋排出的圓柱狀糞塊。

cylindrical mass of earth voided by a burrowing earthworm or lugworm 穴居的蚯蚓或沙蠋排出的圓柱狀糞塊