Roulette
来自Big Physics
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mid 18th century: from French, diminutive of rouelle ‘wheel’, from late Latin rotella, diminutive of Latin rota ‘wheel’.
wiktionary
Borrowed from French roulette(“roulette, little wheel”).
etymonline
roulette (n.)
"game of chance involving a revolving disk on a table," 1745; earlier "small wheel" (1734), from French roulette "gambling game played with a revolving wheel," an extended sense; "small wheel," from Old French roelete "little wheel" (12c.), formed on model of Late Latin rotella, diminutive of Latin rota "wheel" (see rotary).
