activation

英 [ˌæktɪˈveɪʃ(ə)n]

美 [ˌæktəˈveɪʃən]

n.  开（驱，起，启）动；触发; 活化（作用）；活性（化）；激活；使…产生放射性；敏化

化学

BNC.9314 / COCA.12945

柯林斯词典

• VERB 使运作；使起作用；激活
  If a device or processis activated, something causes it to start working.
  1. Video cameras with night vision can be activated by movement.
     带夜视镜的摄像机一有动静就会启动。
  2. ...a voice-activated computer.
     声控电脑

英英释义

noun

• making active and effective (as a bomb)
• the activity of causing to have energy and be active
  Synonym:energizingactivating
• stimulation of activity in an organism or chemical

双语例句