principal

主要的、首要的、最重要的

The principal reason for the delay was bad weather.

延误的主要原因是天气不佳。

校长美式

The principal called both parents in for a meeting.

校长把双方家长都叫来开会。

本金、母金金融

Your monthly payment covers both interest and principal.

你每月缴的款项包含利息和本金。

负责人、主管、首长

She is now a principal at a small consulting firm.

她现在是一家小型顾问公司的负责人。

首席演员、主角、主奏者

He danced as a principal with the national ballet company.

他在国家芭蕾舞团担任首席舞者。

委托人、当事人、本人法律

The agent must always act in the principal's best interest.

代理人必须始终以委托人的最大利益行事。

主犯、正犯法律

He was charged as a principal rather than an accomplice.

他是以主犯而非共犯的身分被起诉。