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Effect of acidic water on survival, growth and reproduction of freshwater snails. 酸性水对淡水螺类存活、生长与繁殖的影响
Freshwater snails are important biological indicators of water quality and the primary source of sustenance for firefly larvae in Taiwan. 摘要淡水螺是台湾水质的重要生物指标，同时也是萤火虫的主要食物来源。
Of or belonging to the Pulmonata,a subclass of gastropods including terrestrial snails and slugs and certain freshwater snails that are capable of breathing air through lunglike sacs. 有肺的属于或有关包括陆生蜗牛、蜂蝓和某些能使用类似肺的囊呼吸空气的淡水蜗牛等的有肺的腹足纲动物的。
Of or belonging to the Pulmonata, a subclass of gastropods including terrestrial snails and slugs and certain freshwater snails that are capable of breathing air through lunglike sacs. 有肺的属于或有关包括陆生蜗牛、蜂蝓和某些能使用类似肺的囊呼吸空气的淡水蜗牛等的有肺的腹足纲动物的
The lark's on the wing, the snail's on the horn. 云雀在空中飞翔，蜗牛伸出触角爬行。
FRESHWATER SNAILS IN THE CHANGSHA REGION 长沙地区的淡水螺类
The snail retreated into its shell. 蜗牛缩进壳里去了。
The boy does his work at a snail's pace. 小男孩慢吞吞地做作业。
There are many fish in this freshwater lake. 这个淡水湖里有许多种鱼。
That janitor is a snail who never gets things done. 那个照管房屋的人动作慢吞吞的,什么事也做不成。
She crumbled an empty snail shell in her fingers. 她用手指捏碎了一个空蜗牛壳。
A snail's shell is spiral in form. 蜗牛壳是螺旋形的。
A snail shrinks back at a touch. 蜗牛一碰就缩回去了。
Some freshwater fish such as pike can withstand levels of acidity. 一些诸如梭鱼等淡水鱼可以抵御相当程度的酸性。
freshwater snail 淡水螺
I can't bear him; he does everything at a snail's pace. 我真受不了他，他做什么事都磨磨蹭蹭。
The snail has rotted away in its shell. 这只蜗牛已经在壳里腐烂完了。
The slimy snail slid slowly down the slide. 粘滑的蜗牛在滑面上慢慢地下滑。
European freshwater fish resembling the roach. 类似于斜齿鳊的欧洲淡水鱼。
The shell of a snail is its skeleton. 蜗牛的壳是它的骨骼。