别指望在加拿大办美签了,人家网站上写的很清楚: - |, c1 M0 Y4 P+ x7 b) z z7 Y
2 i) u0 d% t$ u. n8 \ H* X http://www.consular.canada.usembassy.gov/usa_visa.asp 里的: ' j; K1 i& L r" G7 \* H1 o5 j4 H: Z( N$ ?
"Important Notice for Applicants with a Visitor's Permit to Canada ) g; g8 j$ t0 o. H8 i+ w* O! l 0 v% D! Z& G aWith rare exceptions, visa applicants temporarily visiting Canada should apply at the U.S. Consular Section in their country of residence."