He went on to explain the purpose of his visit to California.

Teachers should always explain the purpose of the activities they have their students take part in.

He didn't explain the purpose to you, because it was none of your business.

In a low voice, he began to explain the purpose of the experiment.

He explains the purpose and value of knowing about God.

This letter is to explain the purpose of the survey.

When all were settled, the President explained the purpose of the meeting.

The material inside explains the concept and the purpose behind the plan.

Particularly at the moment, after the duke had explained the purpose of his visit to her.

To explain the purpose of a dissertation or project report.