以前

The only problem is that it's over before you know it.

唯一的问题是它在你明白过来以前就结束了。

I think I've seen you before.

我想我以前见过你。

I think I have met you before.

我想我以前见过你。

This is the very long beforehand friend says to me!

这是很久以前一个朋友对我说的！

I need peace and to return to the beforetime.

我需要安静并恢复以前的生活。

I come back to beforetime again, listening to the song. The lonely feeling is all because of missing him.

现在的我又回到了以前，寂寞地听着那首歌，只是现在的我寂寞是因为思念着他。

Objective: Beforetime, many studies indicated that long-term mental stress inhibited the immune function of organism.

目的：以前大量的研究表明长期的心理应激对有机体的免疫功能产生抑制作用。

He had done this work beforetime.

他以前干过这种工作。

Beforetime,I always feel it's a waste of time,But now I realise that I was wrong!!!

以前总觉得这样是浪费时间，现在觉得自己很傻，其实这样的生活很充实啊！！！

The net article is my first English article,Actually I have never write any English words beforetime.

我从2009年12月30日开始下定决心学习，网上的英文文章是我第一次用英文写，实际上我以前从未写过任何英文单词，备注：不怕丢人和其他人笑话

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。