sulphur dioxide

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

Related topics: Chemistry, Environment & waste

ˌsulphur diˈoxide British English, sulfur dioxide American English noun [uncountable] HCSGPa poisonous gas that is a cause of air pollution in industrial areas 二氧化硫〔污染空气的有毒气体〕

Examples from the Corpus

sulphur dioxide• Apart from general operating conditions, it has set emission limits for sulphur dioxide, nitrogen dioxide and carbon monoxide.• This stipulates that emissions of sulphur dioxide must be cut to 10 million tonnes below 1980 levels by the year 2000.• Findings include: Some 600 million people live in urban areas where the average level of sulphur dioxide pollution endangers their lives.• Levels of sulphur dioxide in the air reached 2,400 microgrammes per cubic metre over the weekend.• The fires produced 20,000 to 40,000 tonnes of sulphur dioxide as well as many thousands of tonnes of oxides of nitrogen.• Much progress has been made countrywide to reduce sulphur dioxide levels, which have fallen by nearly half since 1970.• The sulphur dioxide level in Belfast was 32 parts per billion while the nitrogen dioxide level was 48.

ˌsulphur diˈoxide nounChineseSyllable

pollution is Corpus poisonous a that cause a air of gas

sulphur dioxide
ˌsulphur diˈoxide