死因被判定为一氧化碳中毒。

The cause of death was given as ___carbon ___monoxide poisoning.

汽车也排放一氧化碳，使空气不适合呼吸。

Cars also emit ___carbon ___monoxide and make the air unfit to breathe.

在封闭的车库里运行汽车发动机会产生一氧化碳。

Running a car engine in a closed garage produces ___carbon ___monoxide.