corroborationn.
kə,rɑbə'reʃən
中文n. 确证，证实；确证的事实
词根词源
corroboration (n.)mid-15c., "strengthening, support," from Late Latin corroborationem (nominative corroboratio), noun of action from past participle stem of Latin corroborare "to strengthen" (see corroborate). Meaning "confirmation" attested by 1768.
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