别指望在加拿大办美签了,人家网站上写的很清楚: " E s& n5 S7 G" y& b5 B' i9 u9 N 4 d5 ]- H- }* u- K1 nhttp://www.consular.canada.usembassy.gov/usa_visa.asp 里的:3 L- o7 `+ m: W
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"Important Notice for Applicants with a Visitor's Permit to Canada . T m8 L& ], l# {; k2 ]- ]1 C* [* z1 ~% h/ {5 k2 @5 C0 V
With rare exceptions, visa applicants temporarily visiting Canada should apply at the U.S. Consular Section in their country of residence."