Race to the Top had good goals, but poor implementation.

“力争上游”计划目标很好，但是实施很糟。

But behind the scenes in an online game, this is what it looks like.

但是每一个网上游戏幕后，看起来却是这。

Every day they're dealing with predators, up and down the food chain.

它们每天都在和捕食者打交道，在食物链上游和下游。

Yes. And there was a big party in the street.

是。街道上游一场盛大派对。

You can think about it further up the stream at the eardrum.

你可以想一下在耳膜上游。

Those that make it upstream develop into opaque elvers.

那些成功抵达上游鱼变成了透明鳗鱼。

You can go up river, down river, stay where you are, it really doesn't matter.

你可以划向河上游，或下游，还可以随意停下来，一点问题也没有。

Predators like the smallmouth bass have caused problems for the upper river's environment.

像小嘴鲈鱼这掠食者已经给科罗拉多河上游环境造成了问题。

After suffering extreme exhaustion he was sent off to the military hospital in Soulz-Haut-Rhin.

在极度疲惫之后，他被茵河上游苏尔茨军事医院。

Dams and irrigation projects upriver in Africa increase the population of malarial mosquitoes downriver.

而非洲河流上游处实施水坝和灌溉工程增加了下游地区携带疟疾蚊子。

In their upper reaches, mountain streams are full of energy.

上游地段山涧充满活力。

Ethiopia is working on a huge dam to contain water upstream.

埃塞俄比亚正在修建一座巨型大坝，以控制上游水。

They glide along by the help of their backbone, their ribs, and their scales.

蛇在地上游, 靠是脊椎骨、肋骨、鳞片帮助。

The problems start further up the river.

问题开始于河流上游。

So, officials said the pollution was likely coming from wastewater upstream.

所以，官员们表示，污染可能来自上游废水。

Within a basin, the water upstream may be useful for irrigation, industrial or domestic use.

在一个盆地之内，河流上游水也许可以用于灌溉、工业以及家庭活动。

One is Iranian-backed. The other theater that's opening up is the upper Tigris River Valley.

其中一个是伊朗支持战斗。另一个是底格里斯河上游战场。

Now, upstream, the water is flowing pretty slowly.

在上游，河水流速比较慢。

There is something on my line and it's big.

我线上游东西，它很大。

Not something you see every day: Santa abseiling down a 100-metre-tall building in Berlin.

圣诞老人在柏林一座100米高建筑上游绳而下。