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Domain
01
领域, 辖区
a geographic area that is under the control or influence of a particular entity, such as a nation, ruler, or organization
02
域名, 域
the last characters of a website's address such as '.com', '.org', etc.
Example
The website 's domain is crucial for establishing its online identity and presence.
该网站的域名对于确立其在线身份和存在至关重要。
He registered a new domain for his business website, choosing '.net' to reflect its networking services.
他为自己的商业网站注册了一个新域名，选择了“.net”以反映其网络服务。
03
域, 领域
the highest taxonomic rank of organisms, above the kingdom level, which groups organisms based on their molecular, biochemical, and structural characteristics
04
领域, 范畴
a particular environment or walk of life
05
领域, 范畴
the content of a particular field of knowledge
06
领域, 范畴
people in general; especially a distinctive group of people with some shared interest
07
定义域, 函数的定义域
the set of all possible input values for which a given function is defined
Example
To find the domain of a rational function, exclude any values that make the denominator zero.
要找一个有理函数的定义域，排除任何使分母为零的值。
Understanding the domain of a function is crucial for graphing it accurately.
理解函数的定义域对准确绘制它的图形至关重要。
