<view class="end">
  <view class="end-inner">
    <span>我们是有底线的</span>
  </view>
</view>

.end{position: relative; width: 750rpx; height: 100rpx;}
.end::before{position: absolute; left: 0; top: 50%; content: ""; width: 750rpx; height: 0rpx; border-bottom: 1px solid #eee;}
.end .end-inner{position: absolute; z-index: 9; display: flex; align-items: center; justify-content: center; width: 100%; height: 100%;}
.end .end-inner span{font-size: 30rpx; color: #bbb; background: #fff; padding: 0 20rpx;}