大家都搜：
[数]定义域
1、imminent domain───临场域
2、annulet domain───环状结构域
3、discrete domain───离散域
4、flatiron domain───扁铁畴
5、domain───n.(Domain)人名；(英、法)多曼；n.领域；域名；产业；地产
6、ascomycetes domain───子囊菌区
7、polybasic domain───多元域
8、anteaters domain───食蚁兽领地
9、eminent domain definition───征用权定义
1、Sometimes there is the domain of definition.───有时定义域只是一个范围。
2、OK, so for this guy, domain of definition, which is plane minus the origin with the origin removed is not simply connected.───好滴，目前这里，在有定义的区域里，减掉原点，即移去原点，就不是单连通的。
3、Some common mistakes made on function problem are as follows, the concept unclear, the neglect domain of definition, the contempt value territory and the omission concealment condition.───概念不清、忽略定义域、轻视值域和遗漏隐含条件是函数问题常见错误。
4、likely to overlook in teaching the essential factor that the domain of definition of function concept is just the nonempty set of number.───在函数概念教学中 ，往往容易忽略其定义域为非空数集这一要素 。