逆时针转动旋钮，以降低光的强度。
A Turn the knob clockwise to decrease the intensity of the light.
B Turn the knob counterclockwise to decrease the intensity of the light.
C In order to turn the knob clockwise, decrease the intensity of the light
A Turn the knob clockwise to decrease the intensity of the light.
B Turn the knob counterclockwise to decrease the intensity of the light.
C In order to turn the knob clockwise, decrease the intensity of the light