He was dragging a heavy suitcase.

Please change this filename.

I need to edit this text file.

The use of rape drugs is strictly prohibited by law.

Free software plays an important role in enhancing the convenience of computers.

My company is working on the development of a new vaccine software.

I bought a new clear file folder.

Software engineering is a field of study related to the design and development of computer programs.

The filesystem of my computer has broken down.

By looking at the moving average of stock prices, you can grasp the trend of the market.