radioactive iodine的用法和樣例：
例句
- Since radioactive iodine decays rapidly, virtually all radiation ceases within a few weeks.
由于放射性碘能迅速破壞，因而實(shí)際上幾星期內放射性就全部結束了。 - Patients are given radioactie iodine only if they are not pregnant or lactating since this can affect the baby.
因為放射性碘影響嬰兒的生長(cháng)發(fā)育，所以孕婦或哺乳期婦女應禁用放射性碘。
