底部导航栏让浏览及切换顶层视图这件事变得轻松。
Bottom navigation bars make it easy to explore and switch between top-level views in a single tap.
框架的底部导航栏包含一些不固定的链接，它们依赖于当前视图。
The bottom navigation bar of the frame contains some links that are not fixed; they depend on the current view.
日历视图的底部导航栏包含一个导向用户可以创建新活动的页面的链接。
The bottom navigation bar in the calendar views contains a link that leads to a page where the user can create a new event.
不论在什么样的系统环境下，用户都可以快速的访问位于屏幕底部系统栏的通知、系统状态、和软导航按钮。
Across the system and in all applications, users have quick access to notifications, system status, and soft navigation buttons in a system Bar, available at the bottom of the screen.
每个演示都包含在屏幕底部的一个导航栏。
Each demo contains a navigation bar at the bottom of the screen.
无论是在最初的地图底部信息栏还是在信息页上，你都可以通过点击一个彩色的显示预计行程时间的图标来开始导航步骤。
You can start the navigation process by tapping on a colored icon showing travel time, either in the initial small bar at the bottom of the map, or on the info sheet.
现在在导航栏的底部添加更多的水平线，用同样的颜色。
Now add two more horizontal lines at the bottom of the navigation bar using the same colors.
我已经提到，我们将把在桌面的底部区域作为一个导航栏。现在，我们需要添加导航菜单项和一些分隔符。
I already mentioned that we would use the bottom area of the desk as a navigation bar. Now we need to add the navigation items and some separators.
接下来，在导航栏的底部添加阴影。为了创建阴影，选择椭圆工具，添加类似的形状。
Next I will create a shadow at the bottom of the navigation. To create the shadow you will need to select Ellipse Tool, than create a similar shape.
接下来，在导航栏的底部添加阴影。为了创建阴影，选择椭圆工具，添加类似的形状。
Next I will create a shadow at the bottom of the navigation. To create the shadow you will need to select Ellipse Tool, than create a similar shape.
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