selectivity
/ˌsɪlekˈtɪvətɪ/noun
mass noun
1- the quality of carefully choosing someone or something as the best or most suitable精选; 选择性：
provision is organized on the principle of selectivity.
供应是按照选择性原则组织的。
1.1
- the property of affecting some things and not others（影响的）选择性。
1.2
- Electronics the ability of a device to respond to a particular frequency without interference from others【电子】选择性。