<div id="picker-container">
    <picker-view 
      value="[1, 0]" 
      indicator-style="height: 50px; line-height: 50px;" 
      indicator-class="indicator" 
      mask-style="background-color: rgba(0, 0, 0, 0.2);" 
      mask-class="mask" 
      bindchange="onPickerChange" 
      bindpickstart="onPickStart" 
      bindpickend="onPickEnd">
      
      <picker-view-column>
        <div class="picker-item">选项 1</div>
        <div class="picker-item">选项 2</div>
        <div class="picker-item">选项 3</div>
      </picker-view-column>
      
      <picker-view-column>
        <div class="picker-item">A</div>
        <div class="picker-item">B</div>
        <div class="picker-item">C</div>
      </picker-view-column>
      
    </picker-view>
</div>