Caroline
来自Big Physics
early 17th century: from medieval Latin Carolus ‘Charles’.
wiktionary
From Latin Carolus.
Borrowed in the 17th century from the French form of Carolina, feminine derivative of Carolus, the Latin equivalent of Charles, which came from Middle High German Karl.
etymonline
caroline (adj.)
1650s, "of or pertaining to a Charles," from French, from Medieval Latin Carolus "Charles" (a name from the common Germanic noun meaning "man, husband;" see carl). Especially of Charlemagne, or, in English history, Charles I and Charles II.
Caroline
fem. proper name, from French, from Italian Carolina, originally a fem. adjective from Medieval Latin Carolus "Charles" (see Charles).