insider

內部人士、知情人士

An insider leaked the report to a local newspaper.

一名內部人士把那份報告洩露給當地報社。

圈內人、自己人

After ten years in politics, he finally felt like an insider.

在政界待了十年後，他終於覺得自己是圈內人。

公司內部人金融

Company insiders are banned from trading before the earnings report.

公司內部人在財報公布前禁止買賣股票。

內部的、內線的用於名詞前

She was fired for using insider information to buy shares.

她因為利用內線消息買股票而被解僱。