"in what discipline is his doctorate?"
"teachers should be well trained in their subject"
"anthropology is the study of human beings"
这些都在测试人员的职责范围内。
The range of the authority or influence of a person, group, or thing; a bailiwick.活动范围,势力范围:某人,某一集团或某物的权威或影响力所及的范围;范围。