The LCD has a built-in backlight that makes the clock symbol visible, but the backlight only comes on when the CD or radio is explicitly turned on.
LCD屏幕虽然有背光显示，但是背光只有在无线电和播放CD的时候才会打开。
The LCD has a built-in backlight that makes the clock symbol visible, but the backlight only comes on when the CD or radio is explicitly turned on.
LCD屏幕虽然有背光显示，但是背光只有在无线电和播放CD的时候才会打开。
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