您要查找的是不是：
- My wages are the principal source of my income. 薪金是我收入的主要来源。
- The keeper of a royal forest or park. 皇家园林卫队保护皇家森林和公园的看守者
- The keeper or governor of a castle. 城堡守护人一个城堡的守护者或管理者
- The principal shareholder ask for a meeting. 主要股东们要求召开会议。
- The lock keeper closed the lock gate. 船闸管理员关上了闸门。
- The agent spoke on behalf of his principal. 代理人代表他的委托人说话。
- The zoo keeper is feeding the animals. 动物园饲养人在喂动物。
- Keys are available on application to the principal. 向校长申请就可得到钥匙。
- The keeper is feeding the animals. 饲养员正在喂动物。
- An old poacher makes the best keeper. 惯偷成名捕，久病成良医。
- She's been downgraded (from principal) to deputy. 她已(从校长)降为副校长。
- Our principal problem is lack of time. 我们的主要问题就是缺少时间。
- She drank in every word of the principal's lecture. 她全神贯注地听校长演讲的字字句句。
- John informed the principal against Paul. 约翰向校长告发了保罗。
- The keeper of the keys in a prison; a jailer. 监狱看守掌管监狱钥匙的人，狱卒
- The central or principal vein of a leaf. 中脉中心的或主要的叶脉
- The principal discouraged unexcused absences. 校长不准无故缺课。
- Rubber is the country's principal export. 橡胶制品是该国主要的出口产品。
- The principal has a very tight schedule. 校长的日程表排得满满的。
- Our school gave a reception to our new principal. 我们学校为新校长举行了欢迎会。
