The date of manufacture of the jewellery has not been authenticated.
这些珠宝
日期尚未经证实。
、可靠或有效
词
置;国书,信任状;The date of manufacture of the jewellery has not been authenticated.
这些珠宝日期尚未经证实。
The museum made the mistake of accepting the painting before it had been authenticated.
博物馆在还未确认这幅画真实性之前就错误地把它接受了。
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