in the matter of   (TTS發音)

as regards在…上；就…而言

    He is strict in the matter of discipline. 他在紀律方面是嚴格的。

    He has not a good reputation in the matter of honesty. 要說誠實，他的名聲不好。

    You have everything you need in the matter of books. 就書而言，你需要的都有。