一次又一次

over and over again

错了又错

be wrong and wrong again

劝了又劝，他还是不听。

He was urged repeatedly but he still didn't listen.

他想了又想，总是想不出办法。

He thought about it again and again but he could never think of a way out.

天又下雨了。

It's raining again.

他又重复了一遍。

He repeated it one more time.

此后，我们又去过三次。

After this, we went another three times.

又便宜又好

cheap as well as good

说得又好又中肯

speak well and to the point

他的话里不但有批评，同时又有自我批评。

His speech was not only a criticism but it was also a self-criticism.

这项研究要求参与者既要有冲天的干劲，又要有科学分析的精神

this study requires participants with both lots of energy and a spirit of scientific analysis

他年纪大，又有病。

He's old and he's sick.

他人聪明，又爱劳动。

He is smart and loves to work.

冬季日短，又是下雪天，所以很快就天黑了。

Winter days are short and it's snowing, so it's getting dark very quickly.

普通行李之外，他又带了几本书。

As well as regular luggage, he also brought several books.

工厂又派去了一批工人。

The factory sent another group of workers.

一又三分之二

one and two thirds

她又想去看电影，又想不去。

She didn't know if she wanted to go and watch a film or not.

不去不好，去呢又没有时间。

It's not good if I don't go, but I don't have any time to go.

想说，又忘了。

I want to say something but I've forgotten what it is.

去看足球赛吧，又怕天下雨。

We can go and watch the football match, but then again it might rain.

你又不是小孩子!

You're not a child!

我又不是故意的。

I really didn't do it on purpose.

这又何必呢?

is this really necessary?

为了大家的利益，多干些活儿又算得了什么呢!

if it's for the benefit of everyone, what does it matter if we work a little bit harder!

这又有什么不好?

what's wrong with this then?

他又不知道这些事，所以不能怪他。

He didn't even know about this, so don't go and blame him.