Lang lives in the San Francisco bay area. He is a laser physicist and graduate of the California Institute of Technology, and has nearly 50 U.S.patents to his name.
VOA: standard.2010.03.17
But the Bay Area, the San Francisco Bay Area there,
但是在旧金山湾区,
But the Bay Area, the San Francisco Bay Area there,
但是在旧金山湾区,
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