别指望在加拿大办美签了,人家网站上写的很清楚: 7 N3 t3 [0 j6 L) g% f, _; }$ M
* P- S6 s8 X3 p3 e+ dhttp://www.consular.canada.usembassy.gov/usa_visa.asp 里的:$ b3 G x6 }2 _! M8 ]; u
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"Important Notice for Applicants with a Visitor's Permit to Canada # |, \- x- {9 u6 A" y e8 @7 n" S 4 Q/ _. N# g2 q; \" KWith rare exceptions, visa applicants temporarily visiting Canada should apply at the U.S. Consular Section in their country of residence."