（一）包含两个以上涉及不同税率、征收率的业务；
Also note the use of _call.call(_toString, original) rather than simply original.toString(). This is because original.toString might itself be hooked by the time spoof is called. By holding cached references to Function.prototype.call and Function.prototype.toString at the very beginning of the script (before any page code runs), and invoking them via those cached references, the spoof function is immune to any tampering that might have happened in the interim. It’s eating its own tail in the most delightful way.
，这一点在同城约会中也有详细论述
Only ideal for decent-quality articles – if you’re lucky
格力电器：第一大股东珠海明骏拟减持不超2%公司股份