Mail Program "Audience" is not "ユーザ"

When I seted up Marketo  language Japanese, I confused.

at Mail Program, "Audience" is translated "対象ユーザ".

But "ユーザ" is "users", is not "leads" and "user" means Marketo login user according to MCE.

"対象リード" "送信先" "配信先" etc. is better.