别指望在加拿大办美签了,人家网站上写的很清楚: 7 B. q$ i- ]4 h+ _6 ?
0 e L3 n$ I3 I* J, @# S9 K http://www.consular.canada.usembassy.gov/usa_visa.asp 里的: , Z! @, g8 [0 o6 u3 ]4 k3 C4 [# b4 B4 A9 a* a+ \
"Important Notice for Applicants with a Visitor's Permit to Canada' }6 _& ?8 U v* I
2 U' P4 |4 b1 I2 WWith rare exceptions, visa applicants temporarily visiting Canada should apply at the U.S. Consular Section in their country of residence."