别指望在加拿大办美签了,人家网站上写的很清楚: ( C% L% V9 \8 B+ f6 Z4 L1 G; m( z/ |( y% Q http://www.consular.canada.usembassy.gov/usa_visa.asp 里的:$ s2 p$ O2 K8 E/ d w5 a0 U
( `% j! h4 |, U8 v4 L l
"Important Notice for Applicants with a Visitor's Permit to Canada, J% N, K9 m% b- T9 `2 D
& s: L5 f5 P; E; s9 c6 k/ C
With rare exceptions, visa applicants temporarily visiting Canada should apply at the U.S. Consular Section in their country of residence."