They save time, money and human effort, and make human work more effective.

电脑节约了时间，金钱和人们的汗水，并且使人们的工作更加高效。

youdao

They save time, money and human effort, and make human work more effective.

电脑节约了时间，金钱和人们的汗水，并且使人们的工作更加高效。

youdao