carbon oxide
General term for a compound of carbon and oxygen, such as carbon monoxide or carbon dioxide. In everyday contexts, more specific terms like 一酸化炭素 (carbon monoxide) or 二酸化炭素 (carbon dioxide) are more common.
Carbon oxide is a general term for compounds of carbon and oxygen.
Carbon monoxide (CO), a specific toxic gas. More common in safety warnings.
Carbon dioxide (CO₂), the most familiar carbon oxide, associated with respiration and global warming.
carbon suboxide
Compound of 酸化 (oxidation) and 炭素 (carbon), literally 'oxidized carbon'.