The elongated, serpentine body that allows land snakes to slither through dense grass also serves aquatic snakes in propelling through the water.
这种细长蜿蜒的身体能让陆地上的蛇在茂密的草丛中爬行，也能让水蛇在水中游动。
Unlike aquatic and marine forms, land plants cannot always rely on water currents to carry their sex cells and disperse their fertilized eggs.
与水生和海洋生物不同，陆生植物不能总是依靠水流来携带它们的生殖细胞和分散它们的受精卵。
The pond lily Nuphar shimidai floats majestically on the water, adding greatly to the beauty of the aquatic plants pool.
萍蓬草在水面摇曳生姿，为水生植物池增添不少风采。
The predator has been identified as a new species of pliosaur, a group of extinct aquatic reptiles that had huge skulls, short necks and four flippers to power them through the water.
这种食肉动物已被确认为一种上龙，上龙是一类已经灭绝了的水生爬行动物，有巨大的头骨，粗短的脖子，还有令它们在水里来去自如的四只脚蹼。
"Did the land-loving ancestors of these aquatic groups simply fall into the water, were they driven by hunger or did they seek safety while escaping from predators?" he asked.
难道这些水生种群的陆生祖先只是偶然掉入水中？还是因为饥饿或是躲避食肉动物的猎杀？
Measures shall be adopted to protect fry of aquatic animals when channeling or using water from water areas that specialize in producing such fry.
在水生动物苗种重点产区引水用水时，应当采取措施，保护苗种。
The main reservoirs of V. cholerae are people and aquatic sources such as brackish water and estuaries, often associated with algal blooms.
霍乱弧菌的主要宿主是人和水源，例如咸腥的水和河口水，常常与藻花有关。
The world's rivers are so badly affected by human activity that the water security of almost 5 billion people, and the survival of thousands of aquatic species, are threatened, scientists warned .
世界上的河流被人类活动严重影响。接近50亿人口的饮水安全，还有成千上万的水生物种的生存都受到威胁。
In Egypt, the symbol of this constellation is two turtles, sometimes referred to as "the constellation of water", sometimes referred to as allul (allul, an unknown of aquatic life).
在埃及，这星座的象征为两只乌龟，有时被称为“水的星座”，有时又被称为阿璐儿(allul，一种不明的水中生物)。
This unique creature is part of an imperiled community of aquatic organisms in the Gulf of Mexico, where poor water quality and habitat loss have weakened the ecosystem.
这种独特的生物是墨西哥湾水生生物中遭到威胁的物种之一，墨西哥湾恶劣的水质和栖息地的丧失减弱了生态系统。
The elongated, serpentine body that allows land snakes to slither through dense grass also serves aquatic snakes in propelling through water.
伸长的、蜿蜒的躯体可以使得陆生蛇类在浓密的草丛间滑动，也能使水生蛇类在水里游动自如。
Hormones, antidepressants, painkillers, and other drugs are showing up in our water supply and harming aquatic life.
激素、抗抑郁药、止痛药以及其它药物正出现在我们的水源中，损害着水生生物。
Walking on water may seem miraculous, but for tiny aquatic snails, it's an everyday activity.
在水面上行走看起来十分神奇，但对一些水生螺类来说这却是每天都在做的事。
"If the water quality cannot be ameliorated effectively, the aquatic life populations will be further decimated," Mr. Du and his co-authors wrote.
“如果水质没有有效改善，水生物将会大批死亡，”杜先生以及他的合作作者写到。
An old doctor poured a jug of realgar wine (Chinese liquor seasoned with realgar) into the water, hoping to turn all aquatic beasts drunk.
一位老郎中还把一壶雄黄酒倒入水中，希望能药昏蛟龙水兽。
Pumping this supersalty water back into the ocean can harm local aquatic life.
如果把这些高含盐的废水排入大海，那么本地的水生作物会受到严重伤害。
Her favorite was the National Aquatic Center, the Water Cube.
她喜欢的是国家游泳馆- - -水立方。
If the previous day had been rainy, this one seemed record-breaking, with water falling straight out of the sky and the pure aquatic rush down mountains providing a constant soundtrack.
假如昨天是雨天，今天更是打破记录，雨水直接从天空倾泻，山洪冲下山来，水声隆隆。
The results I was shocked, those rivers of water have long been polluted aquatic animals, amphibians how to survive?
这个结果让我震惊，那些江河的水长期被污染，水生动物、两栖动物如何难以生存？
True, there will be no water for the aquatic center.
没错，到时候水上运动中心里不会有水。
Swimming and water skiing are both aquatic sports.
游泳和滑水都是两项水上运动。
Dichlorvosis one of the most widely used organophosphate insecticides, with high water-solubility and high risk to aquatic animals.
敌敌畏是使用最为广泛的有机磷农药之一，具有较高的水溶性，对水生动物的危害较大。
The model simulated the impact of engineering measures on the aquatic environment, water balance, water conversion, water & salt dynamics, and water consumption in the Basin.
模型较好地模拟各项工程措施对流域水环境、水平衡、水转换、水盐以及耗水等的影响。
It will hold aquatic events such as swimming, diving, water polo and synchronized swimming.
它将举行水上项目如游泳、跳水、水球和花样游泳。
Lotus (water lily) is an aquatic plant with broad floating green leaves and bright fragrant flowers that grow only in shallow waters.
莲花(睡莲)是一种水生植物具有广泛的浮动绿叶和光明的芬芳花，仅增长浅水中。
Minute rootless aquatic herbs having globular fronds floating on or near the water surface and bearing one flower per frond .
微小无根水生植物的一个属，有球形叶，漂浮于水面或生长于水面附近的地方。
Minute rootless aquatic herbs having globular fronds floating on or near the water surface and bearing one flower per frond .
微小无根水生植物的一个属，有球形叶，漂浮于水面或生长于水面附近的地方。
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