All the statistical computations were performed by the new software system.

　　所有的統計計算均由新的軟件系統完成。

　　A number of measures were taken to alleviate the problem.

　　采取了一系列措施緩解這個問題。

　　No payments were made last week because of a computer error.

　　由于計算機出錯，上周未付任何款項。

　　Things were going fine until you showed up.

　　你一露面就把事情搞糟了。

　　The experiments were carried out under simulated examination conditions.

　　試驗是在模擬的情況下進行的。