| 释义 |
〔tonic〕An agent, such as a medication, that restores or increases body tone.增强剂，补药：恢复或增加身体强壮的补品，例如某种药物〔cocarcinogen〕A substance or factor that will not promote cancer by itself but can potentiate cancer when acting with carcinogenic agents.辅致癌物质，癌变增强剂：自身不致癌但当与致癌剂作用则能加重癌症的物质或因素 |