retractor

FREQ #37813

n. 食言的人, 牵拉肌, 牵开器 [医] 牵开器, 缩肌

发音

US /ɹɪˈtɹæktɚ/
UK /ɹɪˈtɹæktə/

词形变化

retractors 复数 retractors

别名

retracter

释义与例句

n.
  1. 1.

    One who, or that which, retracts.

  2. 2.

    In breech-loading firearms, a device for withdrawing a cartridge shell from the barrel.

  3. 3.

    A chess puzzle in which a number of moves are retracted and the solver is challenged to reach an alternate outcome.

    游戏
  4. 4.

    A surgical instrument used to hold apart the edges of an incision or wound.

  5. 5.

    A bandage to protect soft parts of the body from injury by a surgical saw.

  6. 6.

    A muscle serving to draw in any part.

    生物 动物学

词源

From retract + -or.

来源：wiktionary