one who observes or studies by close examination and systematic inquirya psychology experimenter doing research into the sources of panic attacks
a psychology experimenter doing research into the sources of panic attacks
investigator, researcher
monitor, observerempiric, empiricist, fact finderfield-workerexaminer, inspector
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。