Rewind 10sPausePlayForward 10s% buffered00:0000:0000:00UnmuteMuteDisable captionsEnable captionsSettingsCaptionsDisabledQualityundefinedSpeedNormalCaptionsGo back to previous menuQualityGo back to previous menuSpeedGo back to previous menu0.5×0.75×Normal1.25×1.5×1.75×2×4×PIPExit fullscreenEnter fullscreenPlay 2022年3月教材精選。。 登入或免費註冊收藏視頻 新上架
![π713 十月教材精選[TG]](/sites/default/files/styles/sh_webp/public/poster/1_4197.jpg.webp?itok=1VxahksR)