n.
- a branch of knowledge;
discipline, subject, subject area, subject field, field, field of study, study, bailiwick- in what discipline is his doctorate?
- teachers should be well trained in their subject
- anthropology is the study of human beings
翻译中,请稍等...( 查询一个长句试试看:-)

English
Español
Français
日本語
한국어
Русский
Português
اللغة العربية
Deutsch
Italiano

