bend forward and backward

基本解释

• 前俯后仰

英汉例句

双语例句

• Please bend forward and backward. That's fine.
  请向前弯、向后仰。
• Injury to the lumbar area affects the ability to bend forward, backward, and from side to side. In addition, the ability to rotate the hips and lower back is decreased.
  腰部损伤影响到前后左右的弯腰能力，而且，髋部及下腰的旋转能力降低。