They found hydrogen sulphide levels decreased in 80% of participants.

他们发受试者口腔内含量降低了80%。

Hydrogen sulphide gas bubbles up from oil deposits in the Earth's crust.

气体从地壳内油气储层中溢出。

For example, mercury sulphide, known to painters as vermilion, has a small band gap.

例如，汞，被画家称为朱红色，有一个小带隙。

The gas is a hydrogen sulphide mix that corrodes every surface it lands on.

这种气体是一种混合物，其所到之处，必受腐蚀。

The hydrogen sulphide that these men must breathe in is 40 times the safe level.

他们吸进是安全限度四十倍。

The crew found that sulphide particles had stuck to the tape head and open-heart surgery was needed.

工作人员发物微粒粘了磁头，必须拆机。

This quickly degrades into another chemical, dimethyl sulphide, which generations of those subjected to unimaginative school lunches will instantly recognise.

该物质很快会降解为另一种学物质--二甲基，闻到这种物质产生气味会立刻让人想起千篇一律学校午餐气味。

Japanese researchers found eating the yoghurt reduced levels of hydrogen sulphide, a major cause of bad breath, in 80% of volunteers.

日本研究者们发多喝酸奶可以减少80%受试者体内含量，而是口腔异味主要诱因。

In 1975 a lorry driver, Thomas Carroll, died after inhaling lethal hydrogen sulphide fumes given off by two toxic loads dumped in Pitsea, which made the press across the UK.

1975 年，一名卡车司机托马斯·卡罗尔吸入了倾倒皮特西两批有毒货物释放致命烟雾后死亡，这一事件英国引起了轰动。