He built a hugely successful career with little more than plain old hard work and determination.
他凭借一贯的努力和决心,成就了事业上的巨大成功。
2
This veteran cadre still remains his philosophy of hard work and plain-living.
这位老干部仍然保持着艰苦朴素的作风。
《新英汉大辞典》
3
Good startup marketing folks can lay stuff out themselves, know what legal stuff they really need to worry about and can just plainwork their way through getting it done.