They dug up [=unearthed] buried treasure.他们挖掘出埋藏的宝物。

digging up large rocks挖出大石头

I want to move this bush. Will you help me dig it up?我想把这丛灌木移走。你能帮我把它挖出来吗？

The investigators did a lot of research to dig up the facts.调查人员为查明真相做了很多研究。