因经常使用或尽人皆知而无效力的; 陈腐的.Too often used or too well known to be effective; hackneyed.所以你们看看, 想像力需要散漫─长时, 无效力, 快乐无事,偷懒又拖拖拉拉.So you see, imagination needs moodling - long, inefficient, happy idling , dawdling and puttering.加五6...

“无效力”的英语可以翻译为：inefficacy ...