What caused this unusual looking crater floor on Mars?

There's no need to worry about such a huge meteor will ever land near you.

你不用担心这么大的陨石会降落在你的身边.

Furthermore, this thesis attempts to Research and Development the Intelligent Building Card System using aspect-oriented approach.

然后, 本文试图用面向方面的方法研发智能大厦一卡通系统.

We began development in 2005, or for other companies developing custom card equipment.

我们于2005年起开始研发或为其他公司定制开发一卡通设备.

The method is applied in Card Multi-service System Testing.

该方法在一卡通系统测试中得到了应用.

Lily : I think you should report your loss of One-Card.

我想你应该先去挂失一下你的一卡通.

The air quality in the city is worse than the countryside.

城市里的空气质量不如乡下.

This cannot be a happy morning for Beijing's air-quality control mavens.

对于北京负责控制空气质量的专家来说,今天早上可能不会心情舒畅.

Now Beijing is also going to try to manipulate air quality.

现在,北京正在尝试对空气质量加以控制.

The air quality in the urban areas picked up gradually.

城市空气质量逐步提高.

You'll just have to travel outside the city actually see the improvements.

不过,要想感受北京空气质量的改善,你得去趟北京郊区才行.

We broadcast a report on cities'air quality on TV every day.

我们每天都在电视上播报城市空气质量报告.

These effects appeared to be reversible when air quality improved.

当空气质量改善时,这种效应是可以消除的.

However, the impacts of the global conflict differed across regions.

但是全球冲突对粮食生产的影响有巨大的地域差异.

And women are crucial to the world's food production.

然而妇女对世界粮食生产有至关重要的作用.

Chinese commissariat produces shake affect effect is very big.

中国粮食生产的震动波及效应很大.

Food production in the Soviet Union plunged dramatically in the early 1930 s.

苏联的粮食生产在30年代初期急剧下降.

S . government property . At Sotheby's in 1993, a Soviet sample fetched $ 442, 500.

1993年, 一块苏联的月岩标本在苏富比拍出了$442, 500的高价.

I'm thinking of going to the Beijing Aquarium tomorrow morning.

明天上午我打算去北京水族馆.

They subscribe to such magazines as The Aquarium, and join clubs.

他们订阅诸如“水族馆”这样的杂志, 并且加入俱乐部.

Yesterday I saw dolphins in the aquarium in the park.

昨天我在公园的水族馆看到了白鳍豚.