别指望在加拿大办美签了,人家网站上写的很清楚: & L7 `* [$ F" Q6 v- t8 n: y) b http://www.consular.canada.usembassy.gov/usa_visa.asp 里的: 2 Y% u3 ^& l+ V$ i' v" M" c 6 n+ L+ _( y1 R5 Z"Important Notice for Applicants with a Visitor's Permit to Canada : ]4 X7 m) [( [( a5 e% D+ M. \% ?' w r3 b; R
With rare exceptions, visa applicants temporarily visiting Canada should apply at the U.S. Consular Section in their country of residence."