gravity controlled gyro 重力控制陀螺
controlled gravity
控制重力
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Be sure to perform exercises in a controlled manner rather than using momentum and gravity to lift and lower the weights.
CNN: How much weight is needed to strengthen my bones?
应用推荐
模块上移
模块下移
不移动