<scroll-view class="bottom-t" :scroll-y="true" :show-scrollbar="false" scroll-with-animation="true">
<view class="bottom-t-t">
<view class="bottom-t-t-t" v-for="(v,i) in chatList" :key="i">
<text class="bottom-t-t-text">{{v.name}}:{{v.content}}</text>
</view>
</view>
</scroll-view>

this.chatList.unshift({
name: '我大哥3',
content: this.commentInputValue
});

.bottom-t {
width: 600rpx;
height: 400rpx;
margin-bottom: 30rpx;
margin-top: 12rpx;
border-radius: 10rpx;
transform: rotate(180deg);
}

.bottom-t-t {
margin-bottom: 20rpx;
}

.bottom-t-t-t {
padding: 10rpx;
border-radius: 8rpx;
background-color: rgba(0, 0, 0, 0.4);
margin-top: 10rpx;
}

.bottom-t-t-text {
color: #fff;
font-size: 26rpx;
transform: rotate(180deg);
}