含義
radioactive /,reɪdɪəʊ'æktɪv/
adj.放射性的
例句
1.Radioactive iodine loses half its strength in a week.
放射性碘在一周內會失去一半威力。
2.Taking potassium iodine tablets before exposure saturates the thyroid with safe iodine andstops its radioactive cousin from permanently lodging in the body.
服用碘化鉀片在症狀出現之前以甲狀腺吸收安全的碘,進而阻止放射性的碘長期停留在身體內。
3.But radioactive waste is a serious unresolved issue.
但放射性核廢料是一個尚未解決的嚴重問題。
4.Some byproducts of the nuclear fission are themselves radioactive.
有些核裂變產生的副產品自身具有放射性。
5.The phenomenon is called radioactive fallout.
這一現象即稱之為放射性塵降。