您要查找的是不是：
- It's a conduit enclosing insulated electric wires. 这是包电线的导管。
- My wages are the principal source of my income. 薪金是我收入的主要来源。
- A right-angled bend in a pipe or conduit; an elbow. 直角弯，肘导管或管道中的直角弯; 肘
- The principal shareholder ask for a meeting. 主要股东们要求召开会议。
- There is a conduit underneath the new house. 这座新房子底下有个导水管。
- 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。
- When day broke, they gathered by a conduit. 当天刚破晓时,他们聚集在喷泉旁。
- 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 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。
- The principal knew all the students individually. 校长认识每个学生。
- Drinking is a principal cause of traffic accidents. 酗酒是交通事故的主要原因。
- The school principal read the honor roll list. 校长宣读优秀生名单。
