aliapp-demo/page/component/component-pages/text/text.axml

<view class="page">
  <view class="page-description">
    <view class="text-demo-title">
      <text class="text-demo-text">这是一段文本。\n<text>\</text><text>n</text> 可以换行。</text>
    </view>  
  </view>
  <view class="page-section">
    <view class="page-section-demo">
      <text>{{text}}</text>
    </view>
  </view>
</view>