principal

The money originally invested or loaned, on which basis interest and returns are calculated.

本金

the original amount of a debt on which interest is calculated

A legal person that authorizes another (the agent) to act on their behalf; or on whose behalf an agent or gestor in a negotiorum gestio acts.

校长

the educator who has executive authority for a school

The primary participant in a crime.

主演

an actor who plays a principal role

Either party in a duel.

A type of stop on a pipe organ consisting of flue pipes with a bright tonal quality. They are also sometimes referred to as a diapason.

The construction that gives shape and strength to a roof, generally a truss of timber or iron; or, loosely, the most important member of a piece of framing.

The first two long feathers of a hawk's wing.

One of the turrets or pinnacles of waxwork and tapers with which the posts and centre of a funeral hearse were formerly crowned

A dancer at the highest rank within a professional dance company, particularly a ballet company.

A security principal.

A main character or lead actor.