“背部”造句

戴夫背部拉伤，几乎没法踢球。
Dave pulled a back muscle and could barely kick the ball.

感觉一下腰背部皮肤的柔滑。
Feel how soft the skin is in the small of the back.

我的胳膊很累，背部肌肉紧绷得难受。
My arms are tired, and my back is tense.