不通水火
      Explanation: Describe are not in contact with people.
      Usage: Verb-object type; as predicate; describe in contact with
      Source: Han Ban Gu's "Han Bao-Biography": "eyes and ears of juvenile season long, heard about it, Truman unreasonable fire and water." Yan Shigu Note: The "unreasonable fire, though neighbors said that Wu is also no contact."
  • Thesaurus:  not on speaking terms