study has proved so 研究证明 ; 研究已证明
It has been proved that 已经证明 ; 我们的肤色取决于遗传 ; 一切证明
It Has Proved 实践证明
Facts Has Proved 事实证明
has proved systems 证明制度
history has proved 历史表明
By attacking me, by attacking my wife, he has proved himself to be a gutless coward.
通过袭击我，袭击我妻子，他已经证明了自己是一个胆小的懦夫。
The effect has proved hard to reproduce.
这种效果经证实很难再造。
The format of the new quiz show has proved popular.
新的智力竞赛节目的总体安排结果证明很受欢迎。
Doctor Cawkwell told VOA that fibromyalgia is a very mysterious disease that has proved difficult to diagnose and treat.
VOA: special.2011.08.02
But in an era of plastic explosives and advanced chemical compounds, that system has proved lacking.
VOA: standard.2009.12.30
Lo says the government's financial commitment to the health sector has proved vital to saving children.
VOA: standard.2009.11.10
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