radiationKK [ˏrediˋeʃən] /ˌɹeɪdiˈeɪʃən/名詞1輻射、放射線Workers near the reactor wear badges that measure radiation levels.在反應爐附近工作的人員會佩戴測量輻射量的識別證。2輻射、輻射能Most of the sun's radiation is absorbed by the atmosphere.太陽的輻射大部分被大氣層吸收。3放射治療、放療醫學She finished six weeks of radiation and is recovering well.她完成了六週的放射治療,恢復得很好。4擴散、放射正式The map shows the radiation of trade routes from the ancient port.這張地圖顯示貿易路線從古代港口向外擴散的情形。