Read Edit View history 放射线 fàngshèxiàn radiation Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 放射线/放射線 · fàngshèxiàn · radiation 2026/03/04 放射线 / 放射線 fàngshèxiàn radiation rays of ionizing radiation such as alpha, beta, or gamma rays emitted from a source 这种放射线可以穿透很厚的钢板。 noun created sense Mar 4, 2026, 02:25 AM