radioactive substances

常见例句

双语例句

• Madame Curie was the physicist with expertise in chemistry that, in 1898, discovered the radioactive substances of radium and polonium in Paris, France.
  居里夫人是一位具有化学专门知识的物理学家。 1898年，她在法国巴黎发现了放射性物质的镭和钋。
• "I avoid going to restaurants because of the problems with food and vegetables found to contain radioactive substances, " said one 38-year-old company worker.
  一个38岁的公司人员说：“由于食物和蔬菜中检测到放射性物质，我尽量不去餐馆吃饭。”

权威例句

• After poring over the data, engineers and physicists noted a recurring pattern 33 days long that affected the decay rates of the various radioactive substances.
  FORBES: Radioactive Decay Rates May Not Be Constant After All
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