自制红绿灯（双色计时器，不绿闪）

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VIDEOS
MP4	N/A	480P	Download
MP4	N/A	360P	Download
AUDIO
MP4	N/A	mp4a.40.5	Download
MP4	N/A	mp4a.40.5	Download
MP4	N/A	mp4a.40.5	Download
THUMBNAILS
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