What's New in iOS 11
With iOS 11, you can deliver more powerful, user-friendly apps than ever before.
iOS 11，你可以创造比以前更强大，友好的app。
Augmented reality.With Augmented reality, apps can deliver immersive, engaging experiences that seamlessly blend realistic virtual objects with the real world.
增强现实。有了增强现实，app可以提供沉浸式、迷人的体验，无缝地混合现实虚拟对象和真实世界。
Bolder navigation.To improve clarity and context when browsing and searching, apps can implement navigation bars that include large, bold titles.
更醒目的导航。当浏览和搜索为了提高清晰度和环境，app可以实现包括大而粗的标题的导航栏
Clearer icons.Filled-in shapes and thicker stroke weights keep icons minimal, while improving contrast. SeeCustom IconsandSystem Icons.
更清楚的图标。填充的图形和更厚的笔画粗细保持图标最精细，同时提升对比。
Drag and drop.Drag and drop allows people to use a single finger to move selected photos, text, and other content from one location to another—and even between apps on iPad.
拖放。拖放允许用户使用单手指来移动选中的照片，文本，和其他内容，从一个地方到另一个地方-甚至在iPad的app之间移动。
Face ID and Touch ID.Your app can integrate with the system's biometric security features to offer secure, familiar authentication that people trust.
Face ID 和 Touch ID。你的app可以集成生物识别安全特性来提供用户信任的安全、熟悉的安全认证。
Near field communication.Apps running on supported devices can wirelessly read data from electronic tags attached to real-world objects.
近场通信。App 在支持的设备上可以从现实世界物品的电子标签上通过无线的方式读取数据。
Safe area layout guides.Adhering to the system's safe area ensures appropriate insetting of content within layouts and prevents content from underlapping the status bar, navigation bar, toolbar, and tab bar.
安全区域布局指南。遵守系统的安全区域来保证内容以合适的方式布局，防止内容从状态栏、导航栏、工具栏、tab bar下面漏出。
Typographic changes.Increased text sizes and weights help with readability throughout the system. The system also offers a range of larger type sizes—in addition to standard dynamic type sizes—for users with accessibility needs.
排版改变。增加的文本大小和粗细帮助提高系统的可读性。系统也提供了一个更大的字体大小范围-在标准得问动态类型大小的基础上-为了用户的可访问性需求。