1. A detailed analysis of a person or group, especially as a model of medical, psychiatric, psychological, or social phenomena.
2. A detailed, intensive study of a unit, such as a corporation or a division within a corporation, that stresses factors contributing to its success or failure.
3. An exemplary or cautionary model; an instructive example:
“Before they lost their independence, [the two companies] were case studies in unsuccessful long-term planning” (T Boone Pickens, Jr)
“在未独立之前，［两个公司］ 曾是不成功的长期计划的例子” (小T布恩·皮肯思)