They sent in loads of male nurses and stuck a needle in my back.

他们派来很多男护士，在我的背部扎了根针。

Just get off my back, will you!

请别烦我了好吗！

He rubbed oil into my back.

他在我的背上抹上了油。

I stiffened my back and faced him.

我挺直了腰杆面对着他。

Scratch my back – I've got an itch.

给我挠挠背–我痒痒。

My back is really hurting me today.

我今天背疼得厉害。

The pain in my back was excruciating.

我的背疼痛难忍。

I could feel the warm sun on my back.

我背上感受到了阳光的温暖。

I'm having treatment for my back problem.

我正接受背部疾患的治疗。

I overdid it in the gym and hurt my back.

我在健身房练得过火了，结果弄伤了背。

They went ahead and sold it behind my back.

他们径自背着我把它卖了。

That sort of attitude really gets my back up!

那种态度实在叫我恼火！

Have you been talking about me behind my back?

你们是不是在背后说我的闲话？

He grabbed me and twisted my arm behind my back.

他抓住我，把我的胳膊扭到背后。

It vexed me to think of others gossiping behind my back.

想到别人在我背后说闲话让我很恼火。

I backed up carefully until I felt the wall against my back.

我小心翼翼地后退了几步，直到感觉到后背贴上了墙。

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。

If my back go idle, I starve.

如果我的背闲着，那我就要挨饿了。

He once put a sign that said "Sing to Me!" on my back.

有一次他在我背上贴了一个标识，上面写着“唱歌给我听！”

I dressed him, put on his shoes, carried him on my back and walked out.

我给他穿好衣服，穿上鞋，背着他走了出去。

After I wash my face and eat breakfast, I throw the schoolbag on my back.

在我洗漱完吃过早餐后，我把书包甩上后背。

The pain in my back was hard to bear and even basic daily tasks became difficult.

背部的疼痛让我难以忍受，甚至连基本的日常工作都变得困难。

I tied my arm around my back and wanted to be "the person who swam the farthest with one arm".

我把胳膊绑在背上，想成为“用一只胳膊游得最远的人”。

About half an hour later, I found that he lost a shoe while he was sleeping, I took him off my back and put him down.

大约半小时后，我发现他在睡觉时掉了一只鞋，我把他从背上放下来。

After walking onto the stage, she began to speak, "I know you have been laughing behind my back for years. Today I have a great chance to make you all laugh in front of me. That's why I am here."

走上舞台后，她开口说：“我知道你们在背后嘲笑我好多年了。今天我有一个很好的机会让你们在我面前笑。这就是我在这里的原因。”

He said, "Get on my back."

他说：“骑在我背上。”

You said th' Magic was in my back.

你说我背上有魔法。

My back is my bread, O my gracious liege!

我就是靠我的背吃饭呀，我仁慈的皇上！

I pulled my back.

我后背拉伤了。

My back ached and my head ached and I was tired.

我背疼，头疼，我很累。