From 28026cfc84fe89e3345dcf839aad58b43c3ed32c Mon Sep 17 00:00:00 2001
From: GilBoom <q86002618@163.com>
Date: Wed, 24 Oct 2018 14:46:29 +0800
Subject: [PATCH] =?UTF-8?q?Update:=20router.md=20=E4=BF=AE=E6=94=B9?=
 =?UTF-8?q?=E7=BF=BB=E8=AF=91=E9=94=99=E8=AF=AF?=
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---
 aio/content/guide/router.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/aio/content/guide/router.md b/aio/content/guide/router.md
index 06e01bb46f..897b91cab6 100644
--- a/aio/content/guide/router.md
+++ b/aio/content/guide/router.md
@@ -4917,7 +4917,7 @@ Add a `confirm()` method to the `DialogService` to prompt the user to confirm th
 It returns an `Observable` that *resolves* when the user eventually decides what to do: either
 to discard changes and navigate away (`true`) or to preserve the pending changes and stay in the crisis editor (`false`).
 
-它返回[promise](http://exploringjs.com/es6/ch_promises.html)，当用户最终决定了如何去做时，它就会被*解析* —— 或者决定放弃更改直接导航离开（`true`），或者保留未完成的修改，留在危机编辑器中（`false`）。
+它返回*observable*，当用户最终决定了如何去做时，它就会被*解析* —— 或者决定放弃更改直接导航离开（`true`），或者保留未完成的修改，留在危机编辑器中（`false`）。
 
 {@a CanDeactivate}