Let's be practical and work out the cost first.

　　咱們實際一點兒，先計算一下成本費用。

　　Our first task is to set up a communications system.

　　我們的首項任務是架設通信系統。

　　I didn't like the job much at first.

　　起初我并不很喜歡這個工作。

　　The first stage in research is data collection.

　　研究工作的第一步是收集資料。

　　Our first task will be to set up a communications system.

　　我們的首項任務是架設通信系統。