把拉杆拉一下把mute变播放就行了。
视频下面一排有个喇叭,有时youtube自动设置为mute
本帖于 2013-10-31 08:17:17 时间, 由版主 杰夫66 编辑
把拉杆拉一下把mute变播放就行了。
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