“We’re talking about really small doses,” said Dr. Henry D. Royal, the associate director of nuclear medicine at the Mallinckrodt Institute of Radiology at Washington University, in St. Louis.
Henry D. Royal博士说：“我们所探讨的都是十分小剂量的辐射。” 他是圣路易斯华盛顿大学马林克罗制药机构放射学部门旗下核医学部的副董事长。
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Let them remember how they took to the streets on a warm, clear night in Boston or D. C. or Philly, even the small college town of Newark, Delaware.