Pollution from industrial activities and agricultural runoff are the major problems.

工业活动污染和农业废水是主要问题。

So when it rains they are easily washed into the groundwater and runoff water.

所以当下雨的时候，它们很容易被冲到地下水以及径流水中。

Scientists say nutrient pollution runoff from farms is the main problem.

科学家表示，来自农场的养分污染径流是主要问题。

But she again failed to win enough votes for a runoff.

不过，她仍未获得足够支持率进入决胜轮。

Mr. Bolsonaro will now need to beat the left-wing candidate Fernando Haddad in a runoff.

保尔森纳罗现将需要决赛中打败左翼候选人费尔南多·阿达。

Voters in a runoff, the House of Representatives, the Senate or the Secretary of State.

选举团成员，众议院，参议院，还是国务卿？

Experts say one potential cause is agricultural runoff.

专家表示，其中一原因就是农业径流。

Fertilizer runoff from farms introduces chemicals that simultaneously kill other fish and prompt blooms.

农场排出的肥料中含有的化学物质能够杀死其他鱼类，同时加快水母的繁殖。

The best solution, say researchers, is to halt nutrient runoff and curb greenhouse gases.

研究人员表示，最好的解决办法是停止养分的流入和控制温室气体。

And that's one of the things in East Texas, we don't get the runoff.

这是东得克萨斯州遭遇的一种情况，我们没有排水的渠道。

Nutrient pollution, the chemical runoff from farms, is a much bigger worry, he believes.

他认为，更令人担忧的是来自农场的化学物质污染。

From there, this runoff flows from rivers into the ocean.

然后，河流汇入海洋。

A runoff election is set for next month.

决选定于下月举行。

Raphael Warnock and Jon Ossoff both won Senate runoff elections in Georgia earlier this month.

拉斐尔·沃诺克和乔恩·奥索夫都本月早些时候举行的佐治亚州参议院决选中获胜。

Runoff votes will take place a week from today.

决选投票将从今天起举行一周。

President Erdogan wins another term after the runoff election in Turkey.

土耳其总统埃尔多安决选中赢得连任。

Austria held a runoff election for president. Italy was voting on changes to its constitution.

奥地利举行了总统选举第二轮投票。而意大利就修改宪法进行了投票。

Plus, the easy runoff can lead to catastrophic flooding.

再加上易流动性，可能导致灾难性洪水发生。

And the Amazon river is rising, then, from the runoff from the Andes.

亚马逊河从安第斯山脉的径流往上流。

This means Argentina will hold its first-ever runoff election next month.

也就是说阿根廷将于下月举行首次总统决选。