过去50年 meaning in English
the past / last fifty years
Examples
- I haven ' t done anything different in the last fifty years
我做的事和过去50年里没什么不一样 - A species is not definitely located in the wild during the past 50 years
过去50年在野生环境未能明确找到的物种。 - Actually the past （ last ） fifty years may not have been the golden age of invention
过去50年其实并不是发明创新的黄金时期。 - Happiness , as measured by national surveys , has hardly changed over 50 years
据国家调查估量，幸福在过去50年中没有什么变化。 - Fifty years have passed since america ended nuclear testing in the marshall islands
从美国最后一次在马绍尔群岛进行核试验至今，已经过去50年了。