toxic metal

基本解释

This bacterial boom could lead to higher levels of methylmercury, a bioavailable form of the toxic metal.
这种细菌爆发式增加可能导致甲基汞水平增高，这是一种有毒金属的生物可利用形式。
The toxic metal can damage human brains and nervous systems, and is particularly dangerous for young children.
汞作为一种有毒的金属，会损害人的大脑以及神经系统，尤其对儿童危害很大。
That helps keep toxic metal out of forests, fields and waterways—and the digestive systems of humans who eat game animals.
这就防止了有毒金属物流入森林、田野和水路等区域，并且在人们在吃猎杀的动物时防止吸收这些有毒物质。

The problem is that no-one knows what the long-term effects could be, especially when dealing with a toxic heavy metal such as silver.
ECONOMIST: The dulling of nanotech’s silver lining
By combining an artist and scientific quest, the two professors at Michigan State University found that a certain type of metal-loving bacteria can transform high amounts of the toxic chemical compound gold chloride from a liquid into solid 24-karat gold.
FORBES: FOCUS: 'Microbial Alchemy' Produces Gold From Toxic Chemical