How to download YouTube HD video？（如何下载YouTube高清视频）

How to download YouTube HD video？（如何下载YouTube高清视频）

你想知道如何下载YouTube的视频吗？相信很多人都不太清楚，或者只能下载到不是那么高清的视频！
那么今天我就给大家说一个非常简单有效的办法!
(Do you want to know how to download YouTube video? I believe that many people are not very clear, or can only be downloaded to not that high definition video!
So today I will tell you a very simple and effective way!)

你只需要在视频地址后面加上1s，如图中所示：
（You only need to add “1s” after the video address, as shown in the figure:
）

接下来就是见证奇迹的时刻了！
（Next is the time to witness a miracle.）

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