我们的实验室已经研究一些辐射对DNA的影响，例如紫外线照射，但在地球上没法比拟我们想要研究的外太空环境。
Our lab has studied some effects of radiation on DNA, such as UV exposure, but nothing on Earth compares to the environments we hope to study outside of the Earth's atmosphere.
他们从办公室找来一盏台灯，用它来直接对着水果盆进行照射。
Managers there found a desk lamp in the back office and set it up to shine directly on their fruit bowl.
50年前的这个星期天，休斯研究实验室的西奥多.梅曼和科学家用高功率闪光灯照射红宝石棒，引发光束相干： 第一台激光器 。
Fiftyyears ago this Sunday, Theodore Maiman and his fellow scientists atHughes Research Laboratory shined a high-power flash lamp on a rubyrod, triggering a beam of coherent light: the first laser.
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