An ecologist who studies a pond today may well find it relatively unchanged in a year's time.
如今研究池塘的生态学者很可能会发现，池塘在一年之内基本没什么变化。
For example, a pond in hilly country that maintains a steady water level all through a dry summer in spite of having no streams flowing into it must obviously be seepage dominated.
例如，在丘陵地区的一个池塘，尽管没有小溪流入但在整个干燥的夏季保持稳定的水位，显然一定是以渗流为主。
When his seawater rice research was successful, he was very excited, and copied the action of ducks with "quack, quack, quack", while passing a pond.
当他的海水水稻研究成功时，他非常兴奋，在经过一个池塘时模仿鸭子的动作，发出“嘎、嘎、嘎”的声音。
Conversely, a pond with a stream flowing in one end and out the other, which dries up when the stream dries up, is clearly surface water dominated.
相反，有径流从两端流进流出的池塘，在径流枯竭的时候也会干涸，地表水就明显占据主导地位。
And a pond edged with grayish leaves.
还有四周灰叶的死水一池。
Sam: We couldn't before. There wasn't a pond!
萨姆：以前我们是不能喂鸭子的，因为这里以前没有池塘。
This was taken on a pond near Kansas City on November 20, 2009.
这一张是2009年11月20日在堪萨斯城附近的一个池塘里拍的。
Giant tortoises, geochelone elephantopus, in a pond at Alcedo volcano.
巨型龟，geocheloneelephantopus，在阿尔·斯多火山的池塘中。
Instead tastes are a series of concentric rings, like ripples in a pond.
品味这时成了一系列同心圆，如同池塘里的水波。
One kind of regulation stops me from swimming in a pond in Massachusetts.
一种管制阻止我在马萨诸塞州的小池子里游泳。
I caught this mandarin drake as I was sitting next to a pond at the San Diego Zoo.
我是坐在圣地亚哥公园里的一个池塘边上的时候看到了这只鸳鸯。
A pond is a rich ecosystem, full of nutrients and life (and lots and lots of beetles).
一个池塘就是一个复杂的微型生态系统，其中遍布各种生物(甲虫尤其兴盛)和营养物质。
That means restoring an ecosystem—whether a pond or an entire coastline—is no easy task.
这一发现意味着，恢复一个生态系统的原貌——不管是一个小小的池塘，或是一整条海岸线，都绝非易事。
That changed when Dr Natale caught a horned frog tadpole in a pond using a hand-held net.
当纳塔尔博士用一个手持网去捕捞池塘中的一只角蛙蝌蚪时，发现蝌蚪发出尖叫。
Soon, you will cover your use case diagram with use cases like water lilies cover a pond.
很快地，你就可以像睡莲覆盖池塘一样，覆盖你的用例图。
It then rebounded in the way that a ripple indicates that a stone has been thrown into a pond.
就像石头投进河塘引起涟漪那样，暗物质也以同样的方式荡漾开来。
On a summer evening, I would lie on the ground near a pond and try to count the stars in the sky.
到了夏天，黄昏以后，我在坑边的场院里躺在地上，数天上的星星。
Water feels good when we're thirsty, cools us when we're hot, looks great in a pond, a lake, a cloud.
当我们口渴的时候，水就如甘露一样。当我们炎热的时候，水又能够让我们凉爽。池塘、湖泊、云朵中的水看起来都很棒。
Some of the debris whistled down through the leaves of trees and smacked into a pond where a man was fishing.
有些残骸呼啸而下穿过树叶拍进一个池塘，而旁边正好有人在钓鱼。
We went for the one with ornate gold napkins and a matching tablecloth, with huge Windows overlooking a pond.
我们进了一个包房，金色的餐巾十分华贵，台布也是配套的，一扇大窗开向一汪池塘。
First, the frogs lay eggs, in a pond, and then the eggs turn into tadpoles and the tadpoles turn into more frogs.
首先青蛙产卵，在池塘里，然后那些卵变成蝌蚪，然后蝌蚪变成更多的青蛙。
Go to the beach or a pond or a lake or a river - water is one of my favorite ways of finding peace in nature.
去海滩，或者池塘，或者小湖，或者小溪——借助水是我最喜欢的在自然中寻找平静的方法。
When a stone falls into a pond, the ripples persist for a while. The credit crunch was a whopping great boulder.
一块石头掉落水池所引起的波澜，会持续好长一段时间。而信贷危机就是这样一块特别大的石头。
Driving away from a party, he swerved off the road and down a bumpy track before plunging his Oldsmobile into a pond.
在开车离开一个派对后，他突然转向使离了路面，车子经过一段崎岖不平的小径后冲进了一个水塘里。
Labourers collect water-chestnuts from a pond at Motte Majra village in the northern Indian state of Punjab November 3, 2010.
工人们在印度旁遮普邦北部的一个村庄MotteMajra的池塘里采摘水栗子。
That would allow the herbicide to be sprayed on a pond to kill invading wild algae while leaving the fuel-producing strain unhurt.
这样就可以在培养池里施用除草剂，杀死入侵的野生藻，使培养的生产燃料的品种不受伤害。
You have got waves going out of each of these slits and where they meet they interfere with each other just like ripple on a pond.
每条缝中都有波形穿过，当它们发生交叉时,就像池水涟漪那样相互干扰。
Old Chu thought it would be a shame to eat such a beautiful fish, so he bought the carp for a good price and put it in a pond.
老楚觉得把这么美丽的鱼吃掉太可惜了，于是他以高价买下鱼，把它放到池塘里。
Ko Raya, a female Asian elephant, tries to handle the heat by taking a dip in a pond in her enclosure at the Berlin Zoo in Germany.
德国柏林动物园里一只雌性亚洲象试图泡个澡驱赶炎热。
Ko Raya, a female Asian elephant, tries to handle the heat by taking a dip in a pond in her enclosure at the Berlin Zoo in Germany.
德国柏林动物园里一只雌性亚洲象试图泡个澡驱赶炎热。
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