<template>
<div ref="scrollContainer" @mousewheel="MouseWheel"></div>
</template>
对应的MouseWheel方法
MouseWheel(e){
let eventDelta = -e.wheelDelta || -e.deltaY * 40;
let $scrollWrapper = this.$refs.scrollContainer
// console.log($scrollWrapper.scrollLeft)
// 0到scrollLeft为滚动区域隐藏部分
$scrollWrapper.scrollLeft = $scrollWrapper.scrollLeft + eventDelta / 4;
}