tester
中文来自 ECDICT
- n.
- 考试人，做试验者，试验装置，天盖，华盖
1词源 1
2词源 2
构词拆分
test词根/词干
+
-er后缀
(added to verbs) A person or thing that does an action indicated by the root verb; used to form an agent noun. · (added to verbs, informal) A person or thing to which the root verb is done or can be done satisfactorily.
演变路径（由近及远）
- 英语
- 继承自 ←