Sulfur dioxide is a toxic gas.

二氧化硫是有毒气体。

youdao

A substance, such as a toxic gas, or an event, such as drowning, that induces asphyxia.

窒息剂，窒息原因导致窒息的物质，如有毒气体，或一事件，如溺水。

youdao

A toxic gas, colorless, odorless, tasteless, and initially non-irritating, is very difficult for people to detect.

是一种有毒气体，无色无味，最初无刺激性，人们难以发现。

youdao

Aside from its unpleasant odor, the toxic gas-a natural byproduct of organic and inorganic wastes-can corrode metal.

FORBES: Germ Warfare

Faced with a potentially toxic mix of crippling public spending and decreasing oil and gas production, Algeria is looking for ways to expand their energy sector into new directions, including a substantial 20 year solar plan.

FORBES: Algeria Takes Solar Steps with Tender and Grand Plans

Little by little, though, it becomes clear that these silent streets, brooding buildings and a giant, groaning gas works across the way are landmarks of his mind, where the toxic past coexists with the tormented present.

WSJ: Cronenberg's 'Spider' Is Dark, Powerful