principal

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adj. 主要的；资本的 n. 首长；校长；资本；当事人 [ 复数 principals ]

The principal is a very busy woman.

校长是个大忙人。

I sent a copy to the school principal.

我寄了一份复印件给校长。

The principal knows all the students by name.

校长能叫出所有学生的姓名。

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are focusing once again on domestic political opponentsas principal adversaries,which deeply undermines NATO,

among many kindergartens.The principal says,"I don't train them. We leave them on top of the roof.

and try and correct thisand maybe your principal.What do you think?"

is up to the principal.I am the principal,and having that title required me to lead.

Because there is no boundary.And the principal saysif the boy in the corner doesn't want to stay in the room,

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