non-restrictive
/ˌnɒnrɪˈstrɪktɪv/adjective
1
- not involving restrictions or limitations无限制的。
2
- Grammar (of a relative clause or descriptive phrase) giving additional information about a noun phrase whose particular reference has already been specified【语法】（关系从句, 描述性词组）非限制性的。
USAGE
On the use of restrictive and non-restrictive relative clauses, see usage at RESTRICTIVE.