He says the tiny needles are a better way to deliver medicine than an eye dropper.

他说这种微针头比滴眼管更好地注射药物。

And then if you want to see the red, green and blue or RGB values, just use the eye dropper, click on a pixel, and then click on the edit color option.

然后，如果您想查看红色、绿色和蓝色或 RGB 值，只需使用滴管，单击一个像素，然后单击编辑颜色选项。