actuator

n. 开动者, 激励者, 致动器 [计] 传动装置, 驱动器, 激励器

发音

UK /ˈæk.tjuː.eɪ.tə(ɹ)/
UK /ˈæk.t͡ʃu.eɪ.tə(ɹ)/
CA /ˈæk.t͡ʃu.eɪ.tɚ/
US /ˈæk.t͡ʃu.eɪ.tɚ/
CA /ˈæk.t͡ʃu.eɪ.ɾɚ/
US /ˈæk.t͡ʃu.eɪ.ɾɚ/
AU /ˈæk.t͡ʃʉ.æɪ.tə(ɹ)/
AU /ˈæk.t͡ʃʉ.æɪ.ɾə(ɹ)/

词形变化

actuators 复数 actuators

释义与例句

n.
  1. 1.

    Something that actuates something else.

    The mind is the actuator of the body.

  2. 2.

    A usually electric device that causes a mechanical device (i.e., a mechanism) to be switched on or off. For example; an electric motor that opens and closes a valve.

  3. 3.

    The mechanism that moves the head assembly on a disk drive.

    计算机 工程 数学
  4. 4.

    A relay that controls the flow of electricity.

    商务 工程 物理

词汇关系

名词

上位词 1

mechanism

下位词 1

positioner

词源

From actuate + -or. First attested in 1652.

来源：wiktionary