Examples

他的背部动过手术。 → 背

他背部长了个小疙瘩，有点儿痒。

He's got a swelling on his back, which is a little itchy. → 背部

这只小狗的背部长了几根刚毛。

The puppy has several bristles on its back. → 刚毛

他的背部挨了重重的一击。 → 背部

她的背部开过刀。

She had an operation on her back. → 开刀

用毫针对背部穴位进行刺戳。 → 刺戳

If you have a back problem, you should pick a light exercise.

如果你的背部有问题，就应该挑一些运动量小的锻炼方式。 → light

Because of my back problems, I need to sleep in a firm mattress.

我背部有毛病，所以需要睡在比较硬的垫子上。 → firm

to shoot sb in the back/leg {etc}

射中某人的背部/腿{等} → shoot

stomach/back trouble

胃部/背部毛病 → trouble