双语有声阅读:Pollution 'makes you stupid' 环境污染使

Pollution 'makes you stupid' 环境污染使人变蠢

Brain at risk from the environment

（环境污染严重损害大脑） 

Pollution and other environmental threats are harming the intelligence of millions of people across the world, says a United Kingdom review of the available evidence.

The causes are poisons such as lead, PCBs, and radiation.

A further problem is the loss of micronutrients like iron and iodine¹ through soil erosion, impoverishing² food crops. And scientists say it is hard to know the full extent of the problem, because of the difficulty of gathering³ data.

据英国杂志报道，污染与其它环境问题正在威胁着全世界成千上百万人们的智力发育。

其主要原因在于人们使用的导线、电路板与辐射的毒害作用。

另一个大问题是由于土壤腐蚀而导致的农作物中的铁和碘等微量元素的流失，科学家说很难完全了解问题已经有多严重，因为数据实在太难统计了
 

1 iodine   

n.碘，碘酒

参考例句：

• The doctor painted iodine on the cut.医生在伤口上涂点碘酒。
• Iodine tends to localize in the thyroid.碘容易集于甲状腺。

2 impoverishing   

v.使（某人）贫穷( impoverish的现在分词 )；使（某物）贫瘠或恶化

参考例句：

• Slowly the wasters and despoilers are impoverishing our land. 浪费者和掠夺者们在慢慢地糟蹋着我们的土地。 来自辞典例句
• It enriches those who receive, without impoverishing those who give. 它使获得者蒙益，施予者也无损失。 来自互联网

3 gathering   

n.集会，聚会，聚集

参考例句：

• He called on Mr. White to speak at the gathering.他请怀特先生在集会上讲话。
• He is on the wing gathering material for his novels.他正忙于为他的小说收集资料。