fix: 修复一些翻译错误

aio/content/cli/index.md

@@ -59,6 +59,7 @@ In your browser, open http://localhost:4200/ to see the new app run.
 When you use the [ng serve](cli/serve) command to build an app and serve it locally, the server automatically rebuilds the app and reloads the page when you change any of the source files.
 
 在浏览器中，打开 <http://localhost:4200/> 查看运行效果。
+当你使用 [ng serve](cli/serve) 命令来构建应用并在本地启动开发服务器时，服务器会自动重新构建此应用，并在修改源码时重新加载此页面。
 
 ## Workspaces and project files
 
@@ -106,6 +107,7 @@ The [ng config](cli/config) command lets you set and retrieve configuration valu
 Note that option names in the configuration file must use [camelCase](guide/glossary#case-types), while option names supplied to commands can use either camelCase or dash-case.
 
 [ng config](cli/config) 让你可以从命令行中设置和获取配置项的值。你也可以直接编辑 `angular.json` 文件。
+注意，此配置文件中的选项名称必须使用[小驼峰(camelCase)形式](guide/glossary#case-types)，不过当在命令行中提供它是可以使用小驼峰和中线分隔(dash-case)两种形式。
 
 * See more about [Workspace Configuration](guide/workspace-config).
 

aio/content/guide/aot-compiler.md

@@ -1339,18 +1339,18 @@ The following are metadata errors you may encounter, with explanations and sugge
 
 你可能遇到一些元数据错误，下面是对它们的解释和纠正建议。
 
-[<t>Expression form not supported</t><t>【不支持此表达式格式】</t>](#expression-form-not-supported)<br>
+[<t>Expression form not supported</t><t>不支持此表达式格式</t>](#expression-form-not-supported)<br>
-[<t>Reference to a local (non-exported) symbol</t><t>【引用了局部（未导出的）符号】</t>](#reference-to-a-local-symbol)<br>
+[<t>Reference to a local (non-exported) symbol</t><t>引用了局部（未导出的）符号</t>](#reference-to-a-local-symbol)<br>
-[<t>Only initialized variables and constants</t><t>【只允许初始化过的变量和常量】</t>](#only-initialized-variables)<br>
+[<t>Only initialized variables and constants</t><t>只允许初始化过的变量和常量</t>](#only-initialized-variables)<br>
-[<t>Reference to a non-exported class</t><t>【引用了未导出的类】</t>](#reference-to-a-non-exported-class)<br>
+[<t>Reference to a non-exported class</t><t>引用了未导出的类</t>](#reference-to-a-non-exported-class)<br>
-[<t>Reference to a non-exported function</t><t>【引用了未导出的函数】</t>](#reference-to-a-non-exported-function)<br>
+[<t>Reference to a non-exported function</t><t>引用了未导出的函数</t>](#reference-to-a-non-exported-function)<br>
-[<t>Function calls are not supported</t><t>【不支持函数调用】</t>](#function-calls-not-supported)<br>
+[<t>Function calls are not supported</t><t>不支持函数调用</t>](#function-calls-not-supported)<br>
-[<t>Destructured variable or constant not supported</t><t>【不支持解构变量或常量】</t>](#destructured-variable-not-supported)<br>
+[<t>Destructured variable or constant not supported</t><t>不支持解构变量或常量</t>](#destructured-variable-not-supported)<br>
-[<t>Could not resolve type</t><t>【不能解析此类型】</t>](#could-not-resolve-type)<br>
+[<t>Could not resolve type</t><t>不能解析此类型</t>](#could-not-resolve-type)<br>
-[<t>Name expected</t><t>【期待是名字】</t>](#name-expected)<br>
+[<t>Name expected</t><t>期待是名字</t>](#name-expected)<br>
-[<t>Unsupported enum member name</t><t>【不支持的枚举成员名】</t>](#unsupported-enum-member-name)<br>
+[<t>Unsupported enum member name</t><t>不支持的枚举成员名</t>](#unsupported-enum-member-name)<br>
-[<t>Tagged template expressions are not supported</t><t>【不支持带标签函数的模板表达式】</t>](#tagged-template-expressions-not-supported)<br>
+[<t>Tagged template expressions are not supported</t><t>不支持带标签函数的模板表达式</t>](#tagged-template-expressions-not-supported)<br>
-[<t>Symbol reference expected</t><t>【期待是符号引用】</t>](#symbol-reference-expected)<br>
+[<t>Symbol reference expected</t><t>期待是符号引用</t>](#symbol-reference-expected)<br>
 
 <hr>
 
@@ -1935,6 +1935,7 @@ The compiler expected a name in an expression it was evaluating.
 This can happen if you use a number as a property name as in the following example.
 
 编译器期待它正在求值的表达式中是一个名字。
+如果你像下面的例子中这样用一个数字作为属性名，就会导致这个问题。
 
 ```
 

aio/content/guide/architecture-next-steps.md

@@ -103,4 +103,4 @@ without deep knowledge of animation techniques or CSS.
 
 * [Deployment](guide/deployment): Learn techniques for deploying your Angular application to a remote server.
 
-  [发布](guide/deployment)：学习把你的应用发布到远端服务器的技巧。
+  [部署](guide/deployment)：学习把你的应用发布到远端服务器的技巧。

aio/content/guide/attribute-directives.md

@@ -167,7 +167,7 @@ You use the `ElementRef` in the directive's constructor
 to [inject](guide/dependency-injection) a reference to the host DOM element, 
 the element to which you applied `appHighlight`.
 
-你可以在指令的构造函数中注入 `ElementRef`，来引用宿主 DOM 元素，
+你可以在指令的构造函数中使用 `ElementRef` 来[注入](guide/dependency-injection)宿主 DOM 元素的引用，也就是你放置 `appHighlight` 的那个元素。
 
 `ElementRef` grants direct access to the host DOM element
 through its `nativeElement` property.

aio/content/guide/cheatsheet.md

@@ -957,7 +957,7 @@ so the <code>@Directive</code> configuration applies to components as well</p>
     <p>(implemented as class methods)
 </p>
 
-    <p>由类的方法实现。</p>
+    <p>（作为类的方法实现。）</p>
 
 </th>
 

aio/content/guide/component-styles.md

@@ -107,8 +107,6 @@ The following sections describe these selectors.
 
 ### :host
 
-### :host 选择器
-
 Use the `:host` pseudo-class selector to target styles in the element that *hosts* the component (as opposed to
 targeting elements *inside* the component's template).
 
@@ -138,8 +136,6 @@ The next example targets the host element again, but only when it also has the `
 
 ### :host-context
 
-### :host-context 选择器
-
 Sometimes it's useful to apply styles based on some condition *outside* of a component's view.
 For example, a CSS theme class could be applied to the document `<body>` element, and
 you want to change how your component looks based on that.
@@ -307,7 +303,7 @@ They are _not inherited_ by any components nested within the template nor by any
 
 When you use the Angular CLI command [`ng generate component`](cli/generate) without the `--inline-style` flag, it creates an empty styles file for you and references that file in the component's generated `styleUrls`.
 
-CLI 会默认为你创建一个空白的样式表文件，并且在所生成组件的 `styleUrls` 中引用该文件。
+当你使用 Angular CLI 的 [`ng generate component`](cli/generate) 命令但不带 `--inline-style` 标志时，CLI 会为你创建一个空白的样式表文件，并且在所生成组件的 `styleUrls` 中引用该文件。
 
 <code-example language="sh" class="code-shell">
 ng generate component hero-app
@@ -429,7 +425,7 @@ Style strings added to the `@Component.styles` array _must be written in CSS_ be
 
 ## View encapsulation
 
-## 控制视图的封装模式：原生 (Native)、仿真 (Emulated) 和无 (None)
+## 视图封装模式
 
 As discussed earlier, component CSS styles are encapsulated into the component's view and don't
 affect the rest of the application.
@@ -491,7 +487,7 @@ in most cases.
 
 ## Inspecting generated CSS
 
-## 查看仿真 (Emulated) 模式下生成的 CSS
+## 查看生成的 CSS
 
 When using emulated view encapsulation, Angular preprocesses
 all component styles so that they approximate the standard shadow CSS scoping rules.

packages/router/src/interfaces.ts

@@ -23,6 +23,8 @@ import {UrlSegment, UrlTree} from './url_tree';
  * guard.
  *
  * 一个接口，某些类可以实现它以扮演一个守卫，来决定该路由能否激活。
+ * 如果所有守卫都返回 `true`，就会继续导航。如果任何一个守卫返回了 `false`，就会取消导航。
+ * 如果任何一个守卫返回了 `UrlTree`，就会取消当前导航，并开始导航到这个守卫所返回的 `UrlTree`。
  *
  * ```
  * class UserToken {}
@@ -104,6 +106,8 @@ export type CanActivateFn = (route: ActivatedRouteSnapshot, state: RouterStateSn
  * guard.
  *
  * 一个接口，某些类可以实现它以扮演一个守卫，来决定该路由的子路由能否激活。
+ * 如果所有守卫都返回 `true`，就会继续导航。如果任何一个守卫返回了 `false`，就会取消导航。
+ * 如果任何一个守卫返回了 `UrlTree`，就会取消当前导航，并开始导航到这个守卫所返回的 `UrlTree`。
  *
  * ```
  * class UserToken {}
@@ -195,6 +199,8 @@ export type CanActivateChildFn = (childRoute: ActivatedRouteSnapshot, state: Rou
  * guard.
  *
  * 一个接口，某些类可以实现它以扮演一个守卫，来决定该路由能否停用。
+ * 如果所有守卫都返回 `true`，就会继续导航。如果任何一个守卫返回了 `false`，就会取消导航。
+ * 如果任何一个守卫返回了 `UrlTree`，就会取消当前导航，并开始导航到这个守卫所返回的 `UrlTree`。
  *
  * ```
  * class UserToken {}