蜗牛

蜗牛壳呈螺旋形。

A snail 's shell is spiral in form .

火车这会儿走得跟蜗牛一样慢。

The train was moving now at a snail 's pace

这些蜗牛体宽不超过1厘米。

The snails are no larger than one centimetre across .

伊丽莎白一直在为完成学校的一份课题作业收集蜗牛。

Elizabeth had been collecting snails for a school project

蜗牛当然会是道主菜。

Snails would , of course , be the main dish .

大多数蜗牛背上有壳。

Most snails have shells on their backs .

蜗牛把触角缩了回去。

The snail drew in its feelers .

但是，蜗牛还是这个项目地当务之急。

But the snail has given the project greater urgency .

但是，塞拉特说，这些蜗牛在继续向新的领地迈进

But the snail continues its march to new territory , says Serrat .

到目前为止，巨头苹果蜗牛在欧洲仅存在于埃布罗河三角洲。

For now , the giant apple snail 's foothold in Europe is limited to the Ebro Delta .

短期内与蜗牛作战，中远期内抵御气候变化。

" The short-term fight against the snail , and a mid - to long-term fight against climate change . "

与此同时海水也杀死了贪婪的巨头苹果蜗牛，这种外来害虫以水稻幼苗为食。

At the same time , this sea-water also kills off the greedy giant apple snail , an introduced pest that feeds on young rice plants .

这些蜗牛原产自南美洲，由全球水产技术公司意外地带入了埃布罗河三角洲，该公司曾为淡水水族馆饲养这些蜗牛，却不慎让它们逃脱了。

Originally from South America , the snails were accidentally introduced into the Ebro Delta by Global Aquatic Technologies , a company that raised the snails for fresh-water aquariums , but failed to prevent their escape .

西班牙的埃布罗河三角洲因曾为西班牙内战期间的战场而出名，现在又成为另一场战争的所在地，那就是稻农们正面临两大敌人的挑战:以水稻为食的巨头苹果蜗牛，以及持续上升的海平面。

The Ebro Delta , in Spain , famous as a battleground during the Spanish Civil War , is now the setting for a different contest , one that is pitting rice farmers against two enemies : the rice-eating giant apple snail , and rising sea levels .

法国人每年吃4万吨蜗牛！

French people eat 40,000 tons of snails every year !

蜗牛也是这里的必备品。

Snails are also a must-have here .

但是用10000只死海蜗牛只能生产出一克紫色染料…还有一股很难闻的味道！

But10.000 dead sea snails got you just one gram of purple dye … as well as a very bad smell !

蜗牛是一种软体草食动物。

Snail is a small plant-eating creature with a soft body .

蜗牛在镶木地板上留下一道黏液。

The snail left a trail of slime along the parquet floor .

不过让人有些意外的是，“蜗牛信件”这个词早在1982年时就被收录进常用语言词条了。

Slightly surprisingly , snail mail entered the language as far back as 1982 .

我羞愧地忏悔了——冷冰冰地退缩，像个蜗牛。

I confess it with shame -- shrunk icily into myself , like a snail .

我想我午餐要尝一下蜗牛——我今天很想冒险

I think I 'll try the snails for lunch — I 'm feeling adventurous today .

“蜗牛报纸”这个词是对“蜗牛信件”一词的演绎，蜗牛信件指通过人工投递的信件、账单等，比电子邮件肯定慢很多。

The word " snailpaper " is a play on snail and therefore much more slowly than e-mail .

男孩子听到了蜗牛发出的嘘声，便说：“你们这些连命都快没有的家伙，怎么还能有心情在窝里着火时吹口哨呢？”

When the boy heard it , he said , " You abandoned creatures , how can you find heart to whistle when your houses are burning ? "

各类屏幕已赢得不同派别的集体支持，而纸质报纸正在变成“蜗牛报纸”。报纸送到我们门口的时候，那上面的新闻我们12小时前就已经知道了。

The screens are winning adherents left and right . Print newspapers are turning into " snailpapers " that arrive at our doorsteps with news that is 12 hours late .

一个乡下少年到处寻找蜗牛，当他双手都塞满了蜗牛后，就准备点火烤着吃。

A farmer 's boy went looking for snails1 , and , when he had picked up both his hands full , he set about making a fire at which to roast them ;

火点着了，蜗牛也开始感觉到热了，他们纷纷退向坚壳的深处，同时还发出“咝咝”的噪音。

for he meant to eat them . When it got well alight and the snails began to feel the heat , they gradually withdrew more and more into their shells with the hissing2 noise they always make when they do so .

用蜗牛酶提取和提纯隐球菌DNA

Using snail enzymes to extract and purify the DNA of Cryptococcus

来自世界各地的100多位研究人员已经解除了传播寄生虫的蜗牛的DNA秘密。

More than 100 researchers from around the world have unlocked the DNA secrets of a snail that transmits the parasite .

实验以新鲜蜗牛肝脏为材料，经匀浆、盐析、氯仿－乙醇处理、透析和SephadexG－75柱层析等步骤、纯化得到超氧化物歧化酶。

Superoxide dismutase was isolated and purified from snail liver by salting out , chloro-form-ethanol treatment dialysis and Sephadex G-75 column chromatography .