It takes place every two years, and organizers say even with the economic downturn they expect a "full house."

VOA: special.2009.06.13

Now in the case of The Framingham Study they did bi-annual assessments, every two years brought people into the lab and got very careful measures on them, so a lot of what we initially knew about diet and health, smoking and health, and other things came from The Framingham Heart Study.

弗明汉研究每两年做一次评估,每两年在实验室里对研究对象,进行十分仔细的检测,我们对饮食与健康,吸烟与健康以及其他的了解,最初都来自于弗明汉心脏研究

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

But I try to go back every two years.

但我争取每两年回一次家乡。

旧金山的景点 - SpeakingMax英语口语达人

The new guidelines say women age twenty-one to twenty-nine only need to get a Pap test every two years instead of yearly.

VOA: special.2009.11.25

And when I go to the A-1 Toyota for my service or to buy my new Camry, which I've done every four years for the last two decades, I don't always think of a slave market but it does occur to me that--.

当我去丰田A1店,接受服务或购买我的新佳美的时候,过去二十年中我每四年都会去一次,我不是总会联想到奴隶市场,但我确实曾经那么想过

耶鲁公开课 - 美国内战与重建课程节选

The experts now recommend testing every two years for that age group.

VOA: special.2009.11.18

The meetings used to be held about once every two years.

VOA: special.2009.06.03

Members of the House are elected every two years.

VOA: special.2009.08.14

The award is given every two years.

VOA: special.2009.02.09

The exhibition, put on every two years in the United Arab Emirates, attracts regional buyers who have immediate and potential problems.

VOA: standard.2009.11.15

"Military folks move every two years generally, two to three years, and so that turnover and that constant influx of buying houses,buying cars, buying clothes for schools, is just a huge impact to the Enterprise community."

VOA: standard.2010.08.10

"I make every two years a big festival in the desert. We bring maybe 5,000 persons to the desert to make African fashion true and to help African fashion to grow and to give human face for African fashion."

VOA: standard.2010.01.31

In two thousand two the group had suggested such screening tests every one to two years for women forty and older.

VOA: special.2009.11.18

The United States Library of Congress appoints an official poet, called the Poet Laureate, every one to two years.

VOA: special.2010.04.05

These patients have one or two major MS-related problems every one to 3 years.

VOA: special.2009.01.06

Thirty years ago, women earned sixty-two cents for every dollar that men earned.

VOA: special.2009.11.20

Incoming Hostos President Matos Rodriguez, whose parents were born in Puerto Rico, said that for every one of the students, the completion of their two years of study leading to their associate degree is a proud achievement.

VOA: standard.2010.06.05