roulette

大学 FREQ #13700

n. 轮盘赌, 点线机, 骑缝线

发音

其它 /ɹuːˈlɛt/

词形变化

roulettes 复数 roulettes rouletted roulettes 三单 rouletting rouletting 现在分词 rouletted 过去式 rouletted 过去分词

教材释义与例句

名词

轮盘赌；刻骑缝孔的点线机；（邮票的）骑缝孔；旋轮线

动词

给…滚压骑线孔

释义与例句

n.
  1. 1.

    A game of chance in which a small ball is made to move round rapidly on a circle divided off into numbered (usually red and black) spaces. When the ball stops, it indicates the result of a variety of wagers permitted by the game.

    轮盘赌

    不可数 可数
  2. 2.

    An instance of risk-taking, especially when the downside exceeds the upside (contrary to the game of roulette where only the wager is lost).

    比喻 不可数 可数

    By contrast giving treatments open-label slows everything down by leading us up blind alleys while playing roulette with our patients' lives.

  3. 3.

    A small toothed wheel used by engravers to roll over a plate in order to produce rows of dots.

    可数 不可数
  4. 4.

    A similar wheel used to roughen the surface of a plate, as in making alterations in a mezzotint.

    可数 不可数
  5. 5.

    The locus of a point on a plane curve that rolls without slipping along another fixed plane curve.

    可数 数学 不可数
  6. 6.

    Any of the small incisions on a sheet of stamps, used as an alternative to perforations.

    可数 不可数
  7. 7.

    A cylindrical curler for the hair.

    可数 不可数
v.
  1. 1.

    To separate or decorate by incisions made with a small toothed wheel.

    to roulette a sheet of postage stamps

词汇关系

名词

上位词 3

wheel curve game of chance

下位词 3

cycloid epicycloid hypocycloid

相关短语

roulette wheel [网络] 轮盘赌；轮盘法；赌盘 roulette wheels human roulette wheel human roulette wheels Vatican roulette Russian roulette 俄式轮盘 pepper roulette rush and roulette

词源

Borrowed from French roulette (“roulette, little wheel”). The sense "situation with a random chance of incurring serious harm" may be abstracted from Russian roulette.

来源：wiktionary