鸿蒙系统，scroll-view 组件设置:refresher-enabled="true"后，整体页面滑动到最下部后（中间需停顿一下），无法再上滑

鸿蒙系统，scroll-view 组件设置:refresher-enabled="true"后，整体页面滑动到最下部后（中间需停顿一下），无法再上滑。
视频见附件

<template>  
    <scroll-view class="content" scroll-y :refresher-enabled="true" >  
        <view v-for="(item, index) in ary"  :key="index">  
            {{item   'xxz'   index}}  
        </view>  
    </scroll-view>  
</template>  

<script>  
    export default {  
        data() {  
            return {  
                title: 'Hello',  
                ary: new Array(60).fill(2),  
                refresherTriggered: false  
            }  
        },  
        onLoad() {  

        },  
        methods: {  
            refresherrefresh() {  
                setTimeout(() => {  
                    this.refresherTriggered = false  
                }, 1000)  
            },  
            scrolltolower() {  

            }  
        }  
    }  
</script>  

<style>  
    .content {  
        display: flex;  
        flex-direction: column;  
        align-items: center;  
        justify-content: center;  
    }  
</style>