Basically, you use fibers that contain two metals bonded together in a tiny spring.

基本上来说，把包含两根金属丝的纤维连接在一根弹簧上。

youdao

Basically, you use fibers that contain two metals bonded together in a tiny spring.

基本上来说，把包含两根金属丝的纤维连接在一根弹簧上。

youdao