A simple and commonmethod used by many consumers is to complain directly to the store manager.
许多消费者采用的方法就是直接投诉到商店经理那里去，这是个简单又常见的方法。
2
So what Kennedy was referring to was that while GDP has been the most commonmethod for measuring the economic activity of nations, as a measure, it is no longer enough.
因此，肯尼迪所指的是，虽然 GDP 是衡量国家经济活动最常用的方法，但作为一种衡量标准，它已经不够合理了。
3
This is a commonmethod of waging a denial of service attack.