quotation marks
noun /kwəʊˈteɪʃn mɑːks/
  /kwəʊˈteɪʃn mɑːrks/
 (also informal quotes, quote marks, speech marks)
 (British English also inverted commas)
 [plural]- a pair of marks (‘  ’) or ( “ ” ) placed around a word, sentence, etc. to show that it is what somebody said or wrote, that it is a title or that you are using it in an unusual way引号 Topics Languageb1- Put direct speech in quotation marks.直接引语用引号括起来。 
- There were quotation marks around the word ‘expert’.“专家”这个词周围有引号。 
- You can use double quotation marks inside single ones.单引号内可以使用双引号。 
 
- Put direct speech in quotation marks.