earthworm
英 [ˈɜːθwɜːm]
美 [ˈɜːrθwɜːrm]
n. 蚯蚓
复数：earthworms
BNC.17721 / COCA.21017
牛津词典
noun
- 蚯蚓
a common long thin worm that lives in soil
柯林斯词典
- . 蚯蚓
Anearthwormis a kind of worm which lives in the ground
英英释义
noun
- terrestrial worm that burrows into and helps aerate soil
双语例句
- In the earthworm and many other invertebrates, these excretory structures are called nephridia.
在蚯蚓和许多其它无脊椎动物中，这些排泄结构称为肾管。 - Effect of EM on Disposing of Fresh Cattle Manure by Earthworm
添加EM菌对蚯蚓处理鲜牛粪的影响 - Inquiry the form and characteristic of the earthworm.
探究蚯蚓的形态和生理特点。 - Effects of Earthworm Accumulation of Heavy Metals in Soil Matrix
蚯蚓对土壤中重金属的富集作用研究 - This little boy dares to touch the earthworm.
这个小男孩敢摸蚯蚓。 - Effect of Hydraulic Loading on Antioxidant Enzyme and Digestive Enzyme Activities of Earthworm in Biofilter
水力负荷对生物滤池中蚯蚓抗氧化酶和消化酶活性的影响 - Objective: To extract and purify low molecular weight immuno-active earthworm peptides, and to study its effects on the activity of NK cells in vitro.
目的：提取低分子量免疫活性地龙肽，并就其对NK细胞活性的影响进行体外研究。 - Sludge reduction performance by earthworm biofilters using quartz sand and ceramsite as media was compared.
比较了石英砂和陶粒滤料蚯蚓生物滤池的污泥减量化效果。 - The earthworm is a useful animal.
蚯蚓是一种有用的动物。 - The oral opening in an earthworm is small.
蚯蚓的口是很小的。