I dare say I should have had a strong back.

我敢说，我本会有强健的脊背。

youdao

Still, I couldn't honestly say that if someone had offered me the money back, I would turn it down.

不过，我还是诚实地说，如果有人把钱还给我，我不会拒绝。

youdao

I think he'll be back on Monday, but I can't say for sure.

我想他星期一会回来，不过我不敢肯定。

《牛津词典》

She praises my work. She might even say "I will scratch your back if you will scratch mine."

VOA: special.2010.01.24

Got me to stay and in the sense you could say after that point I never really looked back.

他竭力劝说我留下来,此后我也并没有后悔过。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

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

If you want to talk about the weather, our number is 1-800-989-8255, 1-800-989-8255, 1-800-989-TALK. Getting ready to talk about the weather, it is - we did, as I say, back east we got our first taste of snow this - last night.

NPR: Can Climate Change Explain Odd Weather?

And I remember when even further back in another town, Because I saw something written that I used to say back then.

NPR: 'BPP' Jukebox: Peter, Bjorn and John Soloist

My surgery was seven years ago, and today I can safely say I will never go back.

CNN: 'Drastically overweight' lawyer finds drastic solution