那么你要做的就是移动臂，并沿着曲线移动。

And so, what you do is you take the moving arm and you just slide it all around your curve.

youdao

它的可移动臂能呈现黑色、白色(或彩色)带，可通过加电压脉冲来变色。

Using simple matrix driving, low power-consumption, black and white display, and full color display can be obtained.

youdao

它的可移动臂能呈现黑色、白色(或彩色)带，可通过加电压脉冲来变色。

Using simple matrix driving, low power-consumption, black and white display, and full color display can be obtained.

youdao