Các câu ví dụ cho từ oxide

1. " It is not illegal to possess laughing gas, or nitrous oxide, in Britain.

2. Laterite is rich in iron and aluminium, and is rusty red from high iron oxide content.

3. After determining the extent to which laughing gas is used recreationally and reviewing applicable international regulations, it will seek to add nitrous oxide to the list of known narcotics and precursors for appropriate punishment.

4. “But last summer, ozone really spiked and it is deservedly going to get more attention,” he said, adding that China should set targets to cut nitrogen oxide and VOC emissions in its next air quality plan, due to be published later this year.