proven
adj
1 (approv 褒) that has been tested or demonstrated 经过验证或证实的
a man of proven ability 已证明确有才干的人.
2 (idm 习语) not `proven (verdict in a criminal trial in Scottish law that) there is insufficient evidence to prove that the accused is innocent or guilty, and he must therefore be set free 证据不足(根据苏格兰法律在刑事审判中对没有充分证据证明被告有罪或无罪之案件所作的裁定, 据此被告应予开释).