roven是什么意思

reeve的过去分词

1、The efficacy of this drug has been proven through many clinical trials.
这种药物的功效已经通过许多临床试验得到了验证。

2、His dedication and hard work have proven him to be a valuable asset to the company.
他的奉献和努力已经证明他对公司来说是一项宝贵的资产。

验证；经过验证