It's a measure of how much Americans are saving compared to the attractiveness America as a place to invest.
它能够衡量美国储蓄率的高低,以及外国在本国的投资情况。
Other is gravitational mass, which is the measure of how much you're attracted to the Earth.
另一个是引力质量,它可以用来衡量地球对物体引力的大小
The whole telling of the story is not objective at all, and when you think of it in an objective sort of way, it's a completely different story.
整个故事的讲述本就不客观,当你用客观的方法去衡量它时,它就是完全不同的故事了。
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