There is no N_() for "Desktop" item of Go menu. As result it stays untranslated.

--- ./thunar/thunar-window.c	2012-12-10 10:10:38.686108935 +0400
+++ ./thunar/thunar-window.c	2012-12-10 10:12:52.509098139 +0400
@@ -358,7 +358,7 @@
   { "go-menu", NULL, N_ ("_Go"), NULL, },
   { "open-parent", GTK_STOCK_GO_UP, N_ ("Open _Parent"), "<alt>Up", N_ ("Open the parent folder"), G_CALLBACK (thunar_window_action_go_up), },
   { "open-home", GTK_STOCK_HOME, N_ ("_Home"), "<alt>Home", N_ ("Go to the home folder"), G_CALLBACK (thunar_window_action_open_home), },
-  { "open-desktop", THUNAR_STOCK_DESKTOP, "Desktop", NULL, N_ ("Go to the desktop folder"), G_CALLBACK (thunar_window_action_open_desktop), },
+  { "open-desktop", THUNAR_STOCK_DESKTOP, N_ ("Desktop"), NULL, N_ ("Go to the desktop folder"), G_CALLBACK (thunar_window_action_open_desktop), },
   { "open-file-system", GTK_STOCK_HARDDISK, N_ ("File System"), NULL, N_ ("Browse the file system"), G_CALLBACK (thunar_window_action_open_file_system), },
   { "open-network", GTK_STOCK_NETWORK, N_("B_rowse Network"), NULL, N_ ("Browse local network connections"), G_CALLBACK (thunar_window_action_open_network), },
   { "open-templates", THUNAR_STOCK_TEMPLATES, N_("T_emplates"), NULL, N_ ("Go to the templates folder"), G_CALLBACK (thunar_window_action_open_templates), },