调用统一下单接口（沙箱环境） https://api.mch.weixin.qq.com/sandboxnew/pay/unifiedorder 返回的收银台链接为：<mweb_url><![CDATA[weixin://wxpay/s/An4baqw]]></mweb_url> 请问weixin://wxpay/s/An4baqw我如何在浏览器打开？ 开发文档的提供的放回例子是：<mweb_url><![CDATA[https://wx.tenpay.com/cgi-bin/mmpayweb-bin/checkmweb?prepay_id=wx2016121516420242444321ca0631331346&package=1405458241]]></mweb_url>