这种设计是以前提供的所有红色发光二极管和所有绿色的LED。

This design was previously available with all red LEDs and all green LEDs.

youdao

这种设计是以前提供的所有红色发光二极管和所有绿色的LED。

This design was previously available with all red LEDs and all green LEDs.

youdao