Youtube Change Speed Easy
Add buttons directly next to the time to allow you to swap between speeds and to see how long the video will take at each speed
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必須使用 Firefox 才能使用此擴充套件
擴充套件後設資料
Timesaverdev 製作的更多擴充套件
下載 Firefox 並安裝擴充套件
Add buttons directly next to the time to allow you to swap between speeds and to see how long the video will take at each speed
