By the end of the summer, he realized the mathematical approach he had been pursuing for almost three years was flawed.
到夏天结束时,他意识到自己追求近三年的数学方法是有缺陷的。
The couple had been dating for almost three years.
这对情侣谈恋爱差不多三年了。
A document setting out rules for democratic succession was approved almost three years ago, but has been ratified by only three of the 15 countries needed to take effect.
VOA: standard.2009.10.23
Almost three years later, now-President Obama returned to Iowa City.
VOA: standard.2010.03.25
Schirra had been the pilot on an almost perfect Mercury flight three years before.
VOA: special.2009.06.24
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