Through four years practical application, this transfer scheme is successful and worthful in certain condition.

经过四年的生产实际考验，这种输送方式在特定条件下是有推广价值的。

youdao

Some of the founders didn't have the patience to sit through four years of education they didn't feel was relevant to them.

而有些创始人呢则根本没有耐性坐在那儿受四年的教育- - -他们感觉与他们无关。

youdao

youdao

For the wise man who had led the Union through four years of bloody civil war Father Abraham -- was dead.

VOA: special.2010.01.07

Over the past four years he traveled around the world with recording equipment and video cameras in an effort to unite people through music.

VOA: special.2009.07.31

Walking through these historic areas, visitors today might find it hard to believe that a deadly storm swept through the city over four years ago.

VOA: special.2010.01.22

To make this discovery, the researchers sifted through four years of data tracking gamma-rays that were created by pions.

FORBES: Scientists Confirm Cosmic Rays Come From Exploding Stars

Ella went through four years of chemotherapy, several major surgeries and six weeks of radiation all before the age of 7.

CNN: Helping patients navigate the health care system

Under Edward Breen, Mr Kozlowski's successor, Tyco brought in outside lawyers and accountants to comb through four years' worth of company records.

ECONOMIST: Tyco: Not guilty, your honour | The