1 files changed, 4 insertions, 0 deletions

diff --git a/lisp/emacs-lisp/backquote.el b/lisp/emacs-lisp/backquote.el
index f175eb8ccbf..f4db8bf1350 100644
--- a/lisp/emacs-lisp/backquote.el
+++ b/lisp/emacs-lisp/backquote.el
@@ -25,6 +25,10 @@
 
 ;;; Commentary:
 
+;; When the Lisp reader sees `(...), it generates (\` (...)).
+;; When it sees ,... inside such a backquote form, it generates (\, ...).
+;; For ,@... it generates (\,@ ...).
+
 ;; This backquote will generate calls to the backquote-list* form.
 ;; Both a function version and a macro version are included.
 ;; The macro version is used by default because it is faster