<canvas id="tipsMoveTouc" type="2d" class="tipsMoveTouc" disable-scroll="{{false}}" bindtouchstart="bindtouchstart" bindtouchmove="bindtouchmove" bindtouchend="bindtouchend" bindtap="bindtap" bindlongpress="bindlongpress"></canvas>

bindtouchstart: function (e) {
    // 检测手指点击事件
    console.log('bindtouchstart');
  },

canvas 2d 无法触发事件，请问是什么原因啊，安卓 Redmi K30