But the word gamification and the widespread, conscious application of the concept only began in earnest about five years ago, Werbach says.
出自-2016年12月閱讀原文
But the word "gamification" and the widespread, conscious application of the concept only began in earnest about five years ago, Werbach says.
2016年12月四級真題（第三套）閱讀 Section B
There men wrote and published extensively, reaching both New World and Old World audiences, and giving New England an atmosphere of intellectual earnestness.