サブメールアドレスだったら
sabumēruadoresudattara
1. If/when sub-email address; If it were a sub-email address
Noun
1. If/when sub-email address; If it were a sub-email address
1. if it's the case
1. email address
1. sub; substitute
2. sub-
1. email; e-mail
1. airmail; air mail
1. not be found
1. If it comes out; When it comes out