chrome dumbell 镀铬哑铃

cast iron dumbell 铸铁哑铃

dumbell fiyes 哑铃扩胸

alternate dumbell curl 交替哑铃弯举

one-arm dumbell row 单臂哑铃划船

alternate dumbell press 交替哑铃推举

Dumbell press 哑铃上推

Close-up of my dumbell 我的的近镜头图片

Fulton-Dumbell method 微量补体结合试验