not true. It wasn't greencard, it was the US citizenship.
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送交者: steven 于 2007-11-06, 10:19:04:
回答: 钱学森因为申请美国绿卡被拒待不下去, 有证据吗？有米国官方记录吗？ 由 true 于 2007-11-06, 09:42:50:
He applied for citizenship, but was denied and his clearance was revoked. Tsien had been Caltech professor for about 20 years before departing, and he was a permanent resident of the US.
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