From f33e46ee205b1f94430d7fcd06306da7f9d57f12 Mon Sep 17 00:00:00 2001 From: Echo Chan Date: Tue, 25 Dec 2018 15:01:37 +0800 Subject: [PATCH] =?UTF-8?q?docs:=20=E4=BF=AE=E6=94=B9=E4=B8=80=E4=B8=AA?= =?UTF-8?q?=E7=BF=BB=E8=AF=91=E9=94=99=E8=AF=AF?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- aio/content/tutorial/toh-pt4.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/aio/content/tutorial/toh-pt4.md b/aio/content/tutorial/toh-pt4.md index c422254b11..66721267d3 100644 --- a/aio/content/tutorial/toh-pt4.md +++ b/aio/content/tutorial/toh-pt4.md @@ -152,7 +152,7 @@ When you provide the service at the root level, Angular creates a single, shared Registering the provider in the `@Injectable` metadata also allows Angular to optimize an app by removing the service if it turns out not to be used after all. 当你在顶层提供该服务时，Angular 就会为 `HeroService` 创建一个单一的、共享的实例，并把它注入到任何想要它的类上。 -在 `@Injectable` 元数据中注册该提供商，还能让 Angular 可以通过移除那些完全没有用过的服务，来进行优化。 +在 `@Injectable` 元数据中注册该提供商，还能允许 Angular 通过移除那些完全没有用过的服务来进行优化。