Concrete was then poured in layers, one per day for 24 days.

浇混凝土，然后在层，一个每天为24天。

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In the past year alone we have made 359 changes to our web search - nearly one per day.

在过去的一年里我们对web搜索做了359个变化——几乎是每天一个。

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Foods such as meat, fish, fowl and eggs should be eaten one serving of each per day or two servings of one per day with a fat.

像肉，鱼，禽类和鸡蛋食物应该每天一餐或者和脂肪搭配一天两餐。

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She says people would not even notice a difference in taste with three grams, or one-half teaspoon, less salt per day.

VOA: special.2010.01.27

But nearly one-half of its people live on less than $1 per day.

VOA: standard.2009.10.19

"You don't have to do all of your exercise in one setting. You could break a 30 minute per day recommendation into three 10 minute bouts of exercise."

VOA: standard.2010.02.26

The winning choices will be featured, one per day, for 12 days in December on the blog.

FORBES: 12 Days of Charitable Giving 2012 Starts Soon

In terms of pure quantity, Chinese women over 65 years old drank the fewest sugar-sweetened drinks (less than one per day), while Cuban men younger than 45 years old drank the most sugary drinks, at over five per day.

FORBES: The Top Countries for Sugary Drink-Related Deaths: U.S. Ranks Third

And 7.5% of the population were reported as heavy drinkers--adult men that have more than two drinks per day, or adult women who have more than one drink per day.

FORBES: Magazine Article