PausePlay% buffered00:0000:00UnmuteMuteDisable captionsEnable captionsSettingsCaptionsDisabledQuality720pSpeedNormalCaptionsGo 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 fullscreen Play 修学课程 二年级必修 利器之轮 课程目录 利器之轮01 利器之轮02 利器之轮03 利器之轮04 利器之轮05
