My friend came from Kuwait.

This report is very detailed.

I will go to the airport tomorrow.

I used a digital recorder to record the content of the meeting.

This old radio uses a vacuum tube.

He wasted time on the way to the library.

His talent is something extremely uncommon.

My new living space is very comfortable.

Euclidean space is one of the basic concepts in mathematics.

This food is preserved in a vacuum.