That she found it necessary to reason with Kitty had brought into her voice a note, if hardly of irritation, at leat of the peremptoriness which might lead to it.

她发现有必要跟基蒂讲道理， 这使她的声音里带着一种音调，即使算不上是恼怒， 但至少是可能导致它的专横。