We have to set a time limit for the work.

　　我們得為這項工作規定個期限。

　　The work must be completed within a certain time limit.

　　這項工作必須在一定期限內完成。

　　Limited resources are restricting our capacity for developing new products.

　　有限的資源正制約著我們開發新產品的能力。

　　The data is limited in terms of both quality and quantity.

　　這份資料在質量和數量上都很有限。

　　We are doing our best with the limited resources available.

　　我們利用可獲得的有限資源，盡最大的努力。

　　You should always keep to the speed limit.

　　什么時候你都不得超過最高速度限制。

　　The new speed limit on this road becomes effective from 1 June.

　　這條路上新的限速規定自6月1日起生效。