彼の秘書

his secretary

→ 彼
phrase Rare #31,032
his secretary 彼の means “his,” and 秘書 means “secretary.” Depending on context, 彼の can occasionally be translated as “that person's,” but it usually refers to a male person previously mentioned.
JA: 彼の秘書にメールを送りました。
EN: I sent an email to his secretary.

彼の秘書情報を漏らしてはいないと言った

His secretary said that she hadn't leaked the information.

支配人外出だったので、私は彼の秘書伝言を残した

The manager was out, so I left a message with his secretary.

彼の秘書が私を迎えてくれた

His secretary welcomed me.

私の息子は彼の秘書婚約している

My son is engaged to his secretary.

彼の秘書真実を知っているようである

His secretary appears to know the truth.