The ink works by creating something like an electric circuit on the skin.

墨水工作原理是在皮肤上产生类似路东西。

Both use an external input to complete their electric circuits.

两者都使用外部输入来完路。

When something pushes hard enough, the layers connect, completing the electric circuit.

当有足力量推动时， 各层就会连接起来，完路。

They make contact with the non-metal part of an electric circuit (those protein wires).

它们与路非金属部分（那些蛋白质线）接触。

You took a slice of a silicon disk and printed on top of it in absolutely minuscule form circuits and little electric circuits with transistors and wires.

你拿了一片硅盘， 在上面印上了绝对微小路和带有晶体管和线小路。