Corroborating Evidence (确认证据、 认证证据)是指另外提供的一种独立的、不同来源的附加证据，其使已经提供的证据更为有力和肯定。

Corroborating Evidence: Evidence supplementary to that already given and tending to strengthen or confirm it. Additional evidence of a different character to the same point. In some jurisdictions, corroborating evidence of an accomplice to the crime is given much weight.

Cumulative Evidence (复证、累积证据)所指的证据则是指与已经提供的证据属于同一类别，目的在于补充或增强前一证据力度的证据，或为加强各部分之间的可靠性的证据。

Cumulative Evidence : Additional or corroborative evidence to the same point. That which goes to prove what has already been established by other evidence.

参考双语例句：

During his tenure, the Special Rapporteur intends to identify and further develop the linkages between forensic and other sciences, not only with a view to eradicating torture and providing corroborating evidence of torture, but also to offer States credible forensic and other scientific alternatives to employ in law enforcement, counter-terrorism and effective criminal prosecution.

在他的任期内，特别报告员打算确认和进一步发展法医和其它科学之间的联系，不仅是为了杜绝酷刑和提供验证酷刑的证据，而且是为了向各国提供可用于执法、反恐和有效进行司法起诉的可信的法医和其他科学替代办法。

The Committee is not in a position to assess the verification of the court documents regarding the alleged sentence in absentia to five years’ imprisonment, taking into consideration that the State party and the complainant have presented contradictory statements, without corroborating evidence.

考虑到缔约国和申诉人提出了相互矛盾的说法，而又没有确凿的证据，委员会无法评估有关所称缺席判处五年监禁的法院文件的核查。

Moreover, evaluation is about providing cumulative evidence regarding UNESCO’s competence and achievements that enable the Organization to raise its profile.

此外，评估也有助于提供所积累的能够提高教科文组织形象的有关其专长和成就的证据。