别指望在加拿大办美签了,人家网站上写的很清楚: # @+ X5 a* l4 y9 q/ u$ V: Y( Z8 m
4 [$ x8 ^4 j1 ^/ X: W4 N http://www.consular.canada.usembassy.gov/usa_visa.asp 里的: 0 g3 [1 X( o, Z* |: x/ g 5 u8 [2 o4 ^; P( O0 |"Important Notice for Applicants with a Visitor's Permit to Canada ! h. m$ R9 V. J/ P* ?8 L, F/ E; N+ r' K5 C! x5 D6 Q( }8 i
With rare exceptions, visa applicants temporarily visiting Canada should apply at the U.S. Consular Section in their country of residence."