经证实的；有证据证明的。
经证实的；有证据证明的。；经认证为良好、正确或纯正的。；证明无病的；经检验证明无病的；经检验证明无菌的
经证实的；有证据证明的。
Proven; shown to be true with evidence.
有证言支持的。
Supported with testimony.
经认证为良好、正确或纯正的。
Certified as good, correct, or pure.
有记录证明其存在过的(词语或语言)。
Of words or languages, proven to have existed by records.
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