She is the deputy headmistress of the school.是什么意思？

She is the deputy headmistress of the school.

她是那所学校的代理校长.

she

pron. 她，它；

例句
Her lover walked out on her after she had aborted their child.
她的情人在她打掉胎儿后甩了她。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

deputy

n. 副手，代理人，代表；adj. 副的，代理的；

例句
The Party Congress has closed with a spirited defence of the government's economic programme from the Deputy Prime Minister...
党代表大会以副总理对政府经济计划热烈的辩护拉上了帷幕。

headmistress

n. 女校长；

例句
The headmistress was an Oxford woman.
女校长毕业于牛津大学。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

school

n. 学校，上学，学院，群；vt. 训练，锻炼，教育，教导，约束，给…上学；

例句
I was terrible at school and left with few academic qualifications...
我的学习成绩一塌糊涂，离校时几乎没有学历。