大家都搜：
主要研究者
1、principal investigator───首席调查员；主要研究者
2、principal───n.ShouChang；校长；资本；当事人；adj.主要的；资本的
3、principal engineer───首席工程师
4、principal boy───n.哑剧男主角（常由女演员扮演）；哑剧中的男主角
5、forborne principal───前移本金
6、principal office───总部，总社；总办事处；校长室；总店，总部，总社
7、principal components───主分量；主成分
8、school principal───校长
9、victoria principal───维多利亚校长
1、The shovel is the one tool that Davis and his fellow principal investigators do not use.───铲子是戴维斯和他的主要调查者弃之不用的工具。
2、Looking at the 27 projects we have approved, around 24 of them have African principal investigators working in Africa.───看看我们已经批准的27个研究项目，其中有24个有生活在非洲的非洲研究组长。
3、shovel is the one tool that Davis and his fellow principal investigators do not use.───铲子是戴维斯和他的主要调查者弃之不用的工具。
4、We contacted principal investigators for missing information.───我们联系主要调查者以获得遗漏的资讯。
5、Documents: a list of documents that will help principal investigators understand the goals of the LSDA project and help with the submittal of reports and data.───文档是文献列表，这些文献能够帮助主要调查者理解LSDA计划的目标，提交报告和数据。
6、Eric Halgren of the University of California, San Diego, School of Medicine, is one of the principal investigators.───加州大学圣地亚哥分校医学院的埃里克·哈尔格伦是主要调查员之一。
7、This first 'grand challenge' focuses on principal investigators from LMICs only.───这第一个‘重大挑战’把焦点只放在了来自中低收入国家的研究组长。
1、The principal investigators will be responsible for interviewing key informants about the way the system has been modified in recent years.
2、The low-fat diet was not easy to follow, said Dr. Rowan T. Chlebowski, a medical oncologist at Harbor-U.C.L.A. Medical Center and one of the study's principal investigators.
3、The research is being undertaken on an inter-disciplinary basis and the two principal investigators are an economist and a social policy specialist.
4、We invited the principal investigators from the remaining 7 trials to participate in this analysis and they agreed.
5、PI Documents: a list of documents that will help principal investigators understand the goals of the LSDA project and help with the submittal of reports and data.