actuatorKK [ˋæktjuˏetɚ] /ˈæktjuˌeɪtɚ/发音名词1致动器、驱动器、传动装置The actuator opens and closes the valve automatically.这个致动器会自动开启和关闭阀门。2制动器、作动器机械A faulty actuator can keep the car door from locking.作动器故障可能导致车门无法上锁。用这个字练口说→