非限制性从句

nonrestrictive clause───非限制性从句

restrictive clauses───限制性条款

restrictive clause───限制性从句

descriptive clauses───描述性从句

concessive clauses───让步从句

descriptive clause───描述性从句

adjective clauses───形容词性从句；定语从句

concessive clause───让步从句

infinitive clauses───不定式从句

Nonrestrictive clauses tell you something about the subject of a sentence, but they do not limit, or restrict, the meaning.───非限制性从句告诉你关于句子主语的某些事情，但并不对其含义进行限定；

Place proper punctuation around nonrestrictive clauses, but do not place punctuation around restrictive clauses.

Place proper punctuation around nonrestrictive clauses, do not place punctuation around restrictive clauses.