His pictures were shown at the Paris exposition of 1878.

他的画在1878年巴黎博览览过。

The mayor dedicated the World Fair yesterday.

昨天市长主持了世界博览的开幕式。

I ’d like to have your opinion on the 2008 World Expo.

想听听您对2008年世界博览的看法。

On the whole, our website is the funest club for you.

总之，中国旋挖钻机网是旋挖钻机产品的博览，是旋挖钻机施工人员的俱乐。

We saw the World Fair.

参观了世界博览。