n.证实；支持；证据
In corroboration of his story (ie to give support to it) he produced a signed statement from his employer. 为了进一步证明他所说的是事实，他出示了一份雇主签了字的文件。
His possession of the gun is corroboration of his guilt. 他藏有枪是他犯罪的又一证据。
