河流湖泊

Flowing waters like rivers and streams are called lotic ecosystems; standing water like lakes and ponds are lentic.

流动的水像河流和溪水命名为：&生态系统激流&；停滞的水像湖泊和池塘是静水。

Pantropical floating plant forming a rosette of wedge-shaped leaves; a widespread weed in rivers and lakes.

热带的飘浮水生草本属，叶片数枚聚生而成一杯状体，有少数花组成肉穗花序；在河流、湖泊中广泛生长的一种野草。

A leaf of the betel vine .pantropical floating plant forming a rosette of wedge-shaped leaves; a widespread weed in rivers and lakes.

热带的飘浮水生草本属，叶片数枚聚生而成一杯状体，有少数花组成肉穗花序；在河流、湖泊中广泛生长的一种野草。

Pantropical floating plant forming a rosette of wedge-shaped leaves; a widespread weed in rivers and lakes.

叶片'。''''。'数'。''枚聚生而成一杯状体，有少数花组成肉穗花序；在河流、湖泊中广泛生长的一种野草。

Pharmaceuticals and pharmaceutically active metabolites have been increasingly detected in field samples.

由于医药品的大量生产、使用和排放，在河流、湖泊、地下水等环境水体中不断监测到医药类污染物。

This creates many problems.First,areas of land must be found to put the garbage.Second,much energy is wasted producing things to be thrown away.In China,a lot of platic bags are used.They produce"white pollution".Many lakes and rivers are polluted by the wastes from factories.With the increasing national wealth,more waste will be produced.If everyone in the country bought one soft-drink can each day and threw it away,there would soon be a huge mountain of garbage.Recently,many countries have made a law to deal with waste and control pollution.

首先，对土地必须找到把垃圾倒第二，很多浪费能源生产物品要扔掉了在中国，很多的塑料袋是用…他们生产的&白色污染&许多河流和湖泊被污染的工厂的废料…与日益增长的国家财富，更多的垃圾会产生如果每个人都在乡下买了一套可以每天软饮料，把它扔掉，不久就成为一个巨大的山脉的垃圾最近，许多国家已经通过一项法律来处理废物和治理污染的。

By simulating calculation with a new velocity distribution formula of free jet flow and a scour rate one, the resuspension of contaminated bottom sediment on the disturbing of boat propeller jet flow was studied.

河流、湖泊中船舶的航行对于水体底部的污染沉积物具有很强的扰动作用，特别是船舶尾部的螺旋桨射流。

On the basis of the mire,river and riverine wetland,lake,restortion strategies are discussed.

从沼泽、河流及河缘湿地、湖泊出发，简述了湿地恢复的基本策略。

Lakes and riverlike networks do exist, but water may have flowed through them only briefly.

湖泊与河流般的网络确实存在，但水可能仅是短暂在其中流动。

Because of huge bedload be eroded to the sea by Huai River, the sealine of north Jiangsu province varied intensively, the sealine advanced quickly to the sea, with the bayou extending, the riverway be drew out in disguised form,which caused the water flowing slowly, therefore ,the floods occurred more frequently.

本时期淮河流域生态环境的变迁深刻地影响着淮河水患，但频发的水患也反过来对当地生态环境产生了巨大影响，主要体现在湖泊变迁(尤其是洪泽湖的横空出世、射阳湖的消亡)、河流改道和土壤的沙化、盐碱化以及由此引发的种植制度的嬗变中。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。