I could feel the warm sun on my back.

我背上感受到了阳光的温暖。

《牛津词典》

He said, "Get on my back."

他说：“骑在我背上。”

youdao

I stumbled sideways before landing flat on my back, much to the amusement of the rest of the guys.

我向侧面绊了一下，然后仰面摔倒了，这让其余人乐不可支。

《柯林斯英汉双解大词典》

"I would sit on my back porch and these songs would just sort of come to me."

VOA: standard.2010.04.05

Right. I would say as I reflect back on my college experiences and those listening in the audience should know, I graduated from college 45 years ago.

的确如此，可以这么说,当我回想我的大学生活的时候,想必听众中有人知道，我45年前就从大学毕业了。

普林斯顿公开课 - 人性课程节选

You could stay at my place until you get back on your feet again.

你可以一直待在我这里，直到你重新振作起来。

I'm sorry 实战 - SpeakingMax英语口语达人

"Nobody within this football club is on my back, " Ward told BBC Radio Cumbria.

BBC: Carlisle owners give Ward backing

Historically, Hanwell Snr was physically superior to Hanwell: Sit on my back go on, sit on it!

NEWYORKER: Hanwell Senior

To get mine on my back I needed the assistance of my two friends.

FORBES: Paradise Lost