earthworm

The oral opening in an earthworm is small .

蚯蚓的口是很小的。

Many nematodes occur in the tissues of earthworm .

蚯蚓组织中有许多种线虫。

Earthworms do the important job of aerating the soil .

蚯蚓做了使土壤透气的重要工作。

Earthworms burrow deep into the soil .

蚯蚓钻土很深。

Earthworms consume large amounts of soil , and produce a rich humus , perfect in texture .

蚯蚓吃下大量土壤，排出肥力丰富、物理结构理想的腐殖质。

Earthworm populations in arable soils in the United States may be destroyed by frost .

在美国可耕地中蚯蚓的种群会被冰冻所毁坏。

That chick pecks out an earthworm from the earth .

那只小鸡从土里啄出一条蚯蚓。

Most megadrile earthworms reproduce by normal cross-fertilization .

大多数巨蚓的生殖是正常异体受精。

The finless eel ate the earthworm in front in one bite .

黄鳝一口就把眼前的蛐蟮吃掉了

The centipede waits by the hole of the earthworm , wants to eat it when thee is an opportunity .

蜈蚣守候在蚯蚓的洞口上，准备伺机吃掉它。

Earthworms burrow deep into the subsoil .

蚯蚓深深地钻进底土。

Although the centipede is not dead without legs . But it cannot move anymore , and can do nothing but watch the earthworm eat its body .

没得脚的蜈蚣虽然没有死去，却已不能转动，只好眼睁睁的看着蚯蚓吃掉自己。

The earthworm does the same thing , and breaks the centipede 's legs one by one . Before long , the one-hundred-leg centipede has no legs any more .

蚯蚓如法泡制，一只一只地拔掉蜈蚣的脚，不多时，号称百足之虫的蜈蚣竟然竟然一只脚也没有了。

But the earthworm hiding in the hole suddenly sticks out its head and breaks one of the centipede 's legs when the centipede is not alert1 .

躲在洞中的蚯蚓乘蜈蚣不提防，探出头来就拔掉蜈蚣的一只脚。

Angered by this , the centipede begins to drill2 itself into the hole . Because the hole is too small , it cannot get in , and the earthworm breaks another leg .

蜈蚣愤怒之下，开始往蚯蚓的洞里钻，由于洞口很小，不仅钻不进去，反而被蚯蚓又拽掉一只脚。

The influence of Earthworm on the formation of soil structure

论蚯蚓对土壤结构形成及性态的影响

The Living Conditions for Earthworm in the Treatment of Wastewater Soil

蚯蚓在污水土壤处理中的生存条件

Studies on Comprehensive Utilization of Earthworm in Pharmaceutical and Health Field

蚯蚓在医药保健方面的综合利用研究

Population characteristics of earthworm in red soil ecosystems under different utilization

不同利用方式红壤生态系统蚯蚓种群特征

Preparation and properties study of the earthworm protein gel .

凝胶剂的制备和性质研究。

Study the making technique of compound earthworm capsule extract powder .

目的：研究复方地龙胶囊浸膏粉制备工艺。

Study on the treatment of solid waste with earthworm

蚯蚓处理垃圾的试验研究

Comparative analysis to five isoenzymes from three species earthworm ′ s different part

三种蚯蚓不同部分的五种同工酶的比较分析

Study and Prospect of the Active Ingredient of Drug Effect from Earthworm

蚯蚓的药用活性成分研究

The toxicity to earthworms , however , increased as application frequency increased .

随着农药使用次数增多，农药对蚯蚓的毒害性也在增加。

Land Treatment of Sewage by Earthworm and Regression of Resources

污水蚯蚓土地处理与资源回归

Effects of Earthworm on the Number of Different Microbial Population in Greenhouse Soil

蚯蚓对温室土壤中不同微生物类群数量的影响

Effects of pesticide pollution on community structure and cell ultrastructure of earthworm

农药污染对蚯蚓的群落结构与超微结构影响的研究

Secondary succession of earthworm population in high production agro-ecosystem in North China

华北高产农田生态系统中蚯蚓种群次生演替规律

Research on the Surface Feature of Earthworm and Its Wettability

蚯蚓体表形貌及润湿性的研究