By the time you get into the Appendix, you should have an excellent command of the subject.

The crew had excellent command of English and was able to communicate to us really well.

He has a most fluid and clear style and an excellent command on the podium.

"She has an excellent command of pension law and is highly regarded among her peers," he said.

A pitcher who gives up very few bases on balls or has excellent command of his pitches.

A new class was established to host students who demonstrate excellent command of languages, humanities, or social sciences.

He also has excellent command, posting a walks per nine innings rate of 1.88 in his career (until 2012 season).

An excellent command of the English language is required.

A lot of the better scientists have an excellent command of language.

Asenath is also well known for her poetry and excellent command of the Hebrew language.