have a good command of

Idioms  

1. Have the ability to use or control; have mastery of. For example, She has a remarkably good command of Japanese, or He had a good command of his emotions. [Mid-1600s]

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Example Sentences

You need to have a good command of the lyrics to pull this one off.

From Los Angeles Times • Aug. 29, 2023

Mr Yazbek says the fact that local workers have a good command of English will help the industry grow.

From BBC • Oct. 9, 2022

He advises also that it is important to have a good command of English, to appear well on TV talk shows.

From Time Magazine Archive

And yet to express ideas simply and correctly, with a regard for polish and poise, one must have a good command of the language.

From Book of Etiquette, Volume 2 by Watson, Lillian Eichler

To cope with complexity means either to have a good command of it-which seems less and less possible-or to accept a benevolent underwriting.

From The Civilization of Illiteracy by Nadin, Mihai