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。
- I bought a new fishing rod last Sunday. 上星期日我新买了一个鱼竿。
- 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。
- She's been downgraded (from principal) to deputy. 她已(从校长)降为副校长。
- The movable target on a leveling rod. 视准器水准尺上可移动的目标
- Our principal problem is lack of time. 我们的主要问题就是缺少时间。
- The rod bent as he pulled in the fish. 当他把鱼拉上来时，鱼竿都弯了。
- Spare the rod and spoil the child. 不打不成器。
- 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。
- A unit of area equal to a square rod. 平方杆等于一平方杆的面积单位
- 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。
- A rod or lever transmitting motion in a machine. 连杆机器中传递运动的连杆或杠杆
- Our school gave a reception to our new principal. 我们学校为新校长举行了欢迎会。
- The principal knew all the students individually. 校长认识每个学生。
