My old artificial hand had a pretty basic open-close mechanism similar to a clamp.

我的旧假手有一个非常基本的开关装置，类似于夹钳。

youdao

My old artificial hand had a pretty basic open-close mechanism similar to a clamp.

我的旧假手有一个非常基本的开关装置，类似于夹钳。

youdao