环节动物或昆虫的消化道中的类似扩大部分。
A similar enlargement In the digestive tract of annelids and Insects.
环节动物是柔软、黏湿的蠕虫，身体周围有环节。
Annelids are soft, moist worms which have rings around their bodies.
雌雄同体的陆栖和水栖环节动物，只在沿身体部位有鬃毛。
Hermaphroditic terrestrial and aquatic annelids having bristles borne singly along the length of the body.
注意每只虫外部特徵的差异，观察环节动物1上众多的感觉构造及其多功能的附肢。
Note the differences in the external features of each worm, namely the increased number of sensory structures and the presence of multifunctional appendages on annelid 1.
共发现大型底栖动物38种，隶属7门8纲23科，主要为软体动物、节肢动物和环节动物多毛类。
We found a total of 38 species, belonging to 23 families, 8 classes and 7 phyla, most of them were arthropods and mollusks.
二种环节动物皆具有闭锁循环系，包括管状的心脏及背血管，腹血管。用大头针标示二标本的下列构造：。
Both annelids possess a closed circulatory system with tubular hearts and a dorsal and ventral blood vessel. In both specimens, pin the following.
环节动物的S型凝集素在结构和生化性质上都有别于一般的S型凝集素，其在抗癌等研究方面的潜在价值重大。
The S-type lectins in annelida are different in molecular structure and biochemical properties from that of common galectin and are valuable in anticancer study.
环带，生殖带某些环节动物蠕虫表皮的膨胀、含腺的鞍状带，例如蚯蚓，分泌一种粘性液体而在其卵上形成一层防护层。
A swollen glandular saddlelike region in the epidermis of certain annelid worms such as the earthworm that secretes a viscous fluid to form a cocoon for their eggs.
他们对从英国的23个地点和欧洲大陆的5个位置收集的270条环节动物门chlorotica种蠕虫进行DNA测序。
They sequenced the DNA of 270 A. chlorotica worms collected from 24 British sites and five mainland Europe locations.
他们对从英国的23个地点和欧洲大陆的5个位置收集的270条环节动物门chlorotica种蠕虫进行DNA测序。
They sequenced the DNA of 270 A. chlorotica worms collected from 24 British sites and five mainland Europe locations.
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