Wind-up toy
01
发条玩具, 机械发条玩具
a mechanical toy that requires winding a key or knob to store energy, which is then released to power the toy's movement or action, providing entertainment without the need for batteries or electricity
例子
She gave the wind-up toy a twist and smiled as it started walking in circles.
她拧了一下发条玩具，当它开始绕圈走时，她笑了。
