unimportant [ˌʌnɪmˈpɔ:rtnt]

例句:

• I thought that cooking and housekeeping were unimportant, easy tasks.
  我认为做饭和料理家务微不足道，一下子就能搞定。
  
• It was an unimportant job, and paid very little.
  这份工作无足轻重，而且薪水还很低。
  
• Money seems unimportant when sets beside the joys of family life.
  与天伦之乐相比,金钱显得微不足道.
  
• Our human produced Greenhouse Gases could become completely unimportant.
  来自SA
• Some see the Committee as an unimportant anachronism.
  来自BBC
• The death of a pet is often dismissed as unimportant.
  来自WSJ