radioactive
🇺🇸
/ˌreɪdiəʊˈæktɪv/
🇬🇧
/ˌreɪdiəʊˈæktɪv/
giving off dangerous energy from breaking atoms
The material is radioactive and can harm people if not handled carefully.
这种材料具有放射性,如果不小心处理可能会对人造成伤害。