How could you do it in such a short period of time?

　　你是怎么在如此短的時間里做到的？

　　The government is long on ideas but short on performance.

　　這個政府想法很多但執(zhí)行的卻太少。

　　They had achieved a lot in a short space of time.

　　他們在短時間內取得了很大的成績。

　　The fact remains that we are still two teachers short.

　　實際情況是我們還缺少兩名教師。

　　The short story is a difficult art form to master.

　　短篇小說是一種很難掌握的藝術形式。