example 普通用词，指能代表同类事物性质或一般规律的典型例子。
instance 多指用于说明、支持或反证一般事实或理论的事例。
case 多指需要加以认真研究的实例，如病例，案例等。
sample 通常指样品。
illustration 指用来说明、解释某种理论或看法而引用的例证。
specimen 可与sample换用，但常指人或物中选出的有代表性部分，或指供科研、化验或检验用的标本。
参考例句
1. Open your pencil—case . 打开你的铅笔盒。
2. Attempts through to the concrete case analysis. 试图通过对具体案例的分析。
3. From this angle we see case of this one household. 从这个角度上我们来看这一个家居案例。
英英解释
n.
1. a comprehensive term for any proceeding in a court of law whereby an individual seeks a legal remedy
2. an occurrence of something
3. a special set of circumstances
4. a problem requiring investigation
5. the actual state of things
6. a statement of facts and reasons used to support an argument
7. a portable container for carrying several objects
8. a person who is subjected to experimental or other observational procedures; someone who is an objec
9. a person requiring professional services
10. the quantity contained in a case
11. a glass container used to store and display items in a shop or museum or home
12. a specific state of mind that is temporary
13. nouns or pronouns or adjectives (often marked by inflection) related in some way to other words in a
14. the housing or outer covering of something
15. a person of a specified kind (usually with many eccentricities)
16. an enveloping structure or covering enclosing an animal or plant organ or part
17. the enclosing frame around a door or window opening
18. bed linen consisting of a cover for a pillow v.
1. look over, usually with the intention to rob
2. enclose in, or as if in, a case
网络释义
Case 机箱;
病例;
案件;
主机箱;
case hardening 表面硬化，表面淬硬;
表面硬化;
表面渗碳硬化;
表面硬化，表层硬化;
