The size and location of the deltas were controlled by distributary watercourses.

分流河道发育情况控制了三角洲朵体的大小和位置。

He loved to run down dry watercourses, and creep and spy upon the bird life in the woods.

他喜欢沿着干枯的河道前行，蹑手蹑脚地在树林中观察鸟儿的生活。

This often results in huge holes in the ground, noxious spoil-heaps and polluted watercourses.

这常常会在地面上留下一个个巨大的坑，有毒的矸子山和污染的河道。

Much is washed off by rain, ending up in local watercourses where dissolved nutrients can cause algal blooms and kill fish.

大部分是被雨水冲走，沉积在当地河道并在那里溶解成营养素，这种营养素能引起当地藻类大量繁殖并造成鱼类死亡。

The river was harnessed at last, and the floodwaters poured safely into the sea through the watercourses they had dredged.

八年之中，大禹三过家门而不入，终于疏通了河道，使洪水流进了大海。

Run-off from animal manure also fouls watercourses, and the release of nitrous oxides from uncovered dung heaps pollutes the air.

动物粪便的流出物还污染了水道，未遮盖的粪堆释放出的氧化亚氮（ N2O） ，还会污染空气。

Storm drainage, even though the water may enter watercourses by way of pipes or channels, is considered nonpoint source pollution.

雨水排水也会通过水管或管道进入水道，这都被认为是非点源污染。

A motor boat was whizzing along the rambling watercourses stretching about in the primitive forests of Gabon, a Western African country.

一艘摩托小船在非洲西部国家加蓬的原始森林中的星罗棋布的河流上飞驰。

Ethiopic scorchings browned the upper slopes of the pastures, but there was still bright green herbage here where the watercourses purled.

像埃塞俄比亚的烈日一样灼热的太阳，晒黄了牧场斜坡顶上的青草，不过在流水潺潺的地方依然还是嫩绿的草地。

There are scores of books recommending places to see, books to read, music to hear, golf holes to play or watercourses to fly-fish before we die.

有许许多多的书，推荐一生必游的地方、必看的书、必听的音乐、必打的高尔夫球场球洞和飞钓必去的水域。

Watercourses once seemed as boundless as those pigeons that darkened the sky overhead, and the notion of protecting water was as silly as bottling it.

水资源曾经很丰富，多的就像天空中黑压压的鸽子一样数不过来。 人们曾经很傻地认为把水装进瓶子里就是对水资源的保护。

Livestock farmers are also required to install and operate waste treatment systems under the Livestock Keeping Licensing Scheme to prevent pollution of watercourses.

根据禽畜饲养发牌计划，禽畜农场必须装设和使用废物处理系统，以防止污染水道。

The key technology of the dynamic simulate of the original flood evolvement is the design of the self-control search model of the boundary of the watercourses drainage area.

洪水演进仿真环境的绘制包括三维地形建模和地形地貌实时绘制，源发型洪水演进动态仿真技术的关键是流域河道边界自搜索模型的建立。

All the rivers in the city territory were controlled under a "River Manager & District Manager" system, and a long-term controlling rate for watercourses of 100% was reached.

市域河流全面实行河长制和片长制管理，河道长效管理覆盖率达100%。

Water pollutants are categorized as point source or nonpoint source, the former being identified as all dry weather pollutants that enter watercourses through pipes or channels.

水污染物分为点源和非点源，前者认为所有干燥空气污染物通过水管或管道进入水道。

Finally, I tried to sum up the relevant international legal practice experience and lessons, meanwhile, some shallow suggestion on the use of international watercourses have been referred to.

本文还尝试总结了国际水道利用与保护的国际法律实践的经验和教训，并对中国国际水道的利用与保护提出了一些粗浅的建议。

Before it can be released back into the nearby watercourses it has to meet stringent standards, including maximum levels of ammonia, heavy metals and any chemicals that might cause oxygen depletion.

在渗滤液释放回附近的河道之前，必须得让它们符合严格的标准。其中包括氨、重金属以及任何化学物的最大指标，它们都很可能导致氧元素的损耗。