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 principal shareholder ask for a meeting. 主要股东们要求召开会议。
- The agent spoke on behalf of his principal. 代理人代表他的委托人说话。
- Keys are available on application to the principal. 向校长申请就可得到钥匙。
- I'd like a room on the upper level. 我想要楼上的房间。
- 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。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- I hope you'll be on the level with me. 我希望你对我坦率布公。
- 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。
- She needs to win this point to level the score. 她要赢得这一分才能将比分扳平。
- John informed the principal against Paul. 约翰向校长告发了保罗。
- Keep a level head and phone the Fire Department. 保持冷静，打电话给消防署。
- The central or principal vein of a leaf. 中脉中心的或主要的叶脉
- A football field should be level. 足球场地应该平坦。
- The principal discouraged unexcused absences. 校长不准无故缺课。
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- 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。
