grunt work

• 1. 

  N-UNCOUNT If you do the grunt work, you do the hard work or the less interesting part of the work that needs to be done. 苦差事 [美国英语] [非正式] [usu 'the' N]

  例：

  Too many people had too little patience for the grunt work necessary for long-term success.

  太多的人都没有耐性为以后的成功去做眼下必需的苦差事。