on the blink 身体不爽；性能不佳　　on the carpet 训斥　　on the dot 准时　　on the level 老实；忠诚　　on the nail 立即　　on the nose 准确地　　on the q.t. 悄悄的；暗中（quiet）　　on the right track 做对了；走上正路了　　on the rocks 在岩石上　　on the score of 因为　　on the side 兼职　　on the wagon 戒酒　　on the wane 逐渐衰落　　on top of the world 精神饱满　　once in a blue moon 机会难得；绝无仅有　　once in a while 偶尔　　one and for all 断然；仅此一次　　one foot in the grave 离死不远了　　one way or the other 总要有一个办法　　open an account 开银行户头　　out in the cold 受冷落　　out of line 错误得越出常规　　out of my line 外行　　out of one's mind， be 发疯　　out of order 坏了　　out of question 无疑的　　out of season 不合时宜的　　out of sight， out of mind 看不见了，也渐渐忘了　　out of sth， be 脱销　　out of the question 不可能　　out of the way 偏僻的；罕见的　　out of the world 只应天上有　　out of this world 只应天上有　　own boss 不再受雇于人了