Travel to learn happy go lucky, indifferent point, walk to stop. Don't be afraid to miss anything, because on the road you have harvested freely in a good mood.

旅行要学会随遇而安，淡然一点，走走停停，不要害怕错过什么，因为在路上你就已经收获了自由自在的好心情。

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Time flies, quiet and indifferent, this is nature's hand, in the years of the passage of time on both sides of the passing of people, from the bright point of the point from warmth.

时光飞逝，恬静而淡然，这是大自然的手，在时光流逝的岁月两岸，为路过的人，点起的亮色，点起的温暖。

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We discuss two important properties of indifferent curves, point out the equivalence of them and obtain the method of construct the indifferent curve.

探讨了确定无差异曲线族的两个重要条件，指出了两条件的等价性，并在此条件下得出结构无差异曲线族的方法。

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On Monday, Greuel sent off a final round of recorded endorsements from former President Bill Clinton, in whose administration she once worked, while Garcetti was on campaign stops arguing a simple point to mostly indifferent residents: The election matters.

NPR: Garcetti Holds Slim Lead As LA Picks New Mayor