Compared with the previous year, the urban air quality remains unchanged.

The next section describes how to easily modify the report to incorporate IBM Optim archived data from previous years.

下一节介绍如何轻松修改该报告，使其合并上一年的IBM Optim归档数据。

The Christmas before last I took her downtown shopping with me.

上一年圣诞节，我曾带她到市中心一起购物。

But we are hopeful of a better harvest than last year.

不管怎样，我们都期待比上一年有更好的收成。

Sitting in a Wi-Fi hotspot for a year results in receiving the same dose of radio waves as making a 20 minute mobile phone call 。

在Wifi热点附近坐上一年所吸取的辐射，大约等于20分钟通话所产生的无线电波。

Indeed, we'll now settle for one good idea a year.

事实上一年有一个好的投资主意就很不错了。

On what day of a year do soldiers start wars in history?

历史上一年中的什么日子士兵发动战争？

P_ ( t-1) the precipitation in last year ( mm); General Contents in 2003

P（t-1）为上一年的总降水量（毫米）；2003年总目次

So how much will a year at an American school cost?

那么在一所美国学校上一年学需要花费多少钱呢？

The proportion of flights being punctual in our country dropped from 72 percent in 2013 to 68 percent last year, which indicates that the traditional airspace management system has hindered the development of the civil aviation industry and has to be reformed as soon as possible.

2014年，我国民航航班正点率为68%，比上一年的72%有所降低。旧的空域管理体制影响了民航业的发展，的确到了“不改不行，非改不可”的地步。

To paint a bigger picture, Facebook made$ 1.585 billion in revenue in the fourth quarter, an increase of 40 percent from the year prior.

总体情况是，Facebook第四财季的总收入为15.85亿美元，比上一年增长40%。

It's doubtful whether the car will last another year.

这辆汽车未必还能用上一年。

On Friday, Goldman Sachs ( GS) said it paid its top five executives 35% less than it did a year ago.

4月13日，高盛（Goldman Sachs）宣布，2011年五大高管薪酬较上一年减少了35%。

Core CPI inflation on a year-over-year basis is about 2 per cent, but during the past three months has been below 0.5 per cent.

核心CPI可能为基础通胀率提供了更为准确的参考标准，它较上一年上涨约2%，但过去3个月却降至0.5%以下。

Up to now, the optimal BMS in the international actuarial literature only consider the frequency of the claims in a year and ignore the amount of the claim, which means the punishment for small and large claims are treated equally.

直到目前，国际精算文献中研究的最优BMS，只考虑投保人上一年的索赔次数，没有考虑索赔额的大小，也即对于小额损失和大额损失的惩罚是一样的。

The previous year Adolphson had starred in a play in which Ingrid had been an extra

上一年，阿道夫森在一部戏剧里担任主角，当时英格丽在剧中还只是个临时演员。

A year in the army will lick him into shape.

在部队呆上一年就会把他锻炼成好样的。

Failing this exam means waiting for a year.

这次考式不通过意味着要等上一年。

In previous years, Apple would have simply dropped the price of last year's model to take the' silver" spot on the iPhone podium.

在过去几年里，苹果会调低上一年机型的价格，让新iPhone成为旗舰机型。

Portlet-based portals have become one of the most exciting areas for portal server platforms in the last year.

在上一年，基于portlet的门户已成为门户服务器平台的最令人兴奋的领域之一。

Sales within these co-branded car segments, which make up about two-thirds of total unit sales, accelerated almost a fifth last year. Sales of its own vehicles, such as the Roewe, however, were flat.

去年，占上汽整车总销量约三分之二的这些联合品牌的销量增长了近五分之一，而荣威（Roewe）等上汽自有品牌的销量却与上一年持平。