The scientists cite a definition of "workaholism" as "being overly concerned about work, driven by an uncontrollable work motivation, and vesting so much time and effort in work that it impairs other important life areas.
2018年12月六級真題（第一套）閱讀 Section B
We believe that the number of people who fit that definition includes the majority of American workers, which prompted us to begin a study of workaholism in the U.S..