国书的英文：
credential
Poking around in bermuda's library and bookstores, he came on erudite British books highly favorable to the Soviet
在闲逛百慕大的图书馆和书店时，他发现一些议论渊博的对苏联赞不绝口的英国书。
n. 证书；凭据；国书；信任状
She has the perfect credentials for the job.
她做这工作完全够格。
I examined his credentials.
我查验了他的证件。
Her academic credentials are impeccable.
她的学术背景无可挑剔。
The ambassador presented her credentials to the monarch.
外交官将她的证明书呈交国王。
Spurious coins,credentials,documents,evidence
伪造的硬币、证书、文件、证据