放射 fàngshè to radiate
to radiate; radioactive
怎么记住“放射”: 放 put + 射 to shoot = to radiate.
汉字
用法
- To emit outward in rays - light, heat, or radiation: 放射性 (fàngshèxìng) radioactive, 放射线 (fàngshèxiàn) radiation/rays.
- Technical and physical; the everyday word for a lamp giving off light is 发出 or 散发. 放射 leans scientific/medical (X光放射).