为了充分理解这层意思，我们首先必须求助于人类最近几项发明。
To get a full appreciation of what this means we must turn first to some recent human inventions.
对“让大家看看你都给了什么钱”的规范的推行只是最近几项变化之中的一项。
The push for “publish what you pay” is only one of several recent changes.
最近几项民调显示，奥巴马的民众支持率平均得分只有接近50%，大大低于去年同期的得分。
Mr. Obama's approval ratings average just below 50 percent in recent polls, down sharply from this time last year.
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