spacemacs org-mode <s 不能补全代码块

@ wenpin 谢谢大神这么快回复!之后我在user-config里面添加下面还是不起作用。

  (eval-after-load 'org
  '(progn
    (add-to-list  'org-structure-template-alist
       (quote
        (("a" . "export ascii")
         ("c" . "center")
         ("C" . "comment")
         ("e" . "example")
         ("E" . "export")
         ("h" . "export html")
         ("l" . "export latex")
         ("q" . "quote")
         ;;("s" . "src")
         ("s" "#+BEGIN_SRC emacs-lisp\n?\n#+END_SRC")
         ("v" . "verse")
         ("n" . "note")
         ("d" . "description"))))))