roulette
意味
- ルーレット
- (切手などにミシン目を付ける)点線機;ミシン目
語源
英語の原文（Wiktionary）
Borrowed from French roulette (“roulette, little wheel”). The sense "situation with a random chance of incurring serious harm" may be abstracted from Russian roulette.
Borrowed from French roulette (“roulette, little wheel”). The sense "situation with a random chance of incurring serious harm" may be abstracted from Russian roulette.