point something up 
phrasal verb with point verb uk/pɔɪnt/ us/pɔɪnt/
  formal      
 强调,突出
to emphasize a problem or fact, so that people notice it more
  It was a badly researched documentary that glossed over important questions while pointing up trivial ones. 这部纪录片的研究工作做得很毛糙,一味强调细枝末节,却掩盖了那些重要的问题。