experts

1.

専門家

a person who has a comprehensive and authoritative knowledge of or skill in a particular area.

:
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a financial expert
:
specialistauthoritypunditoracleresource personadeptmaestrovirtuosomasterpast masterprofessionalgeniuswizardconnoisseuraficionadocognoscentedoyensavantacebuffninjaprowhizhotshotold handalpha geekdab handmavencrackerjackproficient
:
inexpertamateur
:
expertexpert system