Expertise
来自Big Physics
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mid 19th century: from French, from expert (see expert).
wiktionary
Borrowed from French expertise.
etymonline
expertise (n.)
"quality or state of being an expert," 1868, from French expertise (16c.) "expert appraisal, expert's report," from expert (see expert (adj.)). Earlier and more English was expertness (c. 1600).
