官方的空气质量指数也未能表现出一天之内的空气质量变化模式。

Offcial indices also fail to capture patterns of variation within a day.

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尽管从可行性上来说它可以在一天之内的任何时间来做，但是一般来说还是在晚上完成。

The process is most commonly done in the evening, although it can be done at any time during the day.

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在他们后续的情绪分布图中，康奈尔大学的斯科特·高德与迈克尔·马西研究了(人们在)一天之内的情绪变化。

In a follow-up to their mood maps, Scott Golder and Michael Macy of Cornell University look at mood cycles during the hours of the day.

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This one-day collapse in stock prices was a virtual impossibility.

股价一天之内有如此程度的暴跌,本来是根本不可能的

耶鲁公开课 - 金融市场课程节选

In essence, this collapse in stock prices -the one-day collapse in stock prices -I think in the U.S. The price was, depending on which index you were looking at, were down 21-22% in a single day.

实际上,这次股价暴跌,股价一天内的跌幅,当然在美国国内,要看你参考的是哪种股指,但基本上一天之内暴跌21-22%

耶鲁公开课 - 金融市场课程节选

What we'll--later in the course we'll talk about how much of your body has been influenced by corn; how much of your diet is influenced by corn; how many products you touch in a given day have been derived in some way from corn.

我们会在以后的课堂上讲到,玉米对你身体有多少影响,玉米对你的日常饮食又有多少影响,一天之内你接触到的产品,有多少是由玉米加工而来的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选