[countable] the highest level or amount最高水准或数量◆The share price has fallen from a high of 773¢ to 95¢.股价从高位 773 分下跌到 95 分。◆Unemployment hit record highs.失业人数达到了创纪录的高位。 OPP low ⨁an all-time / a record high历史最高纪录；历史新高 ⨁ to hit / reach / rise to a high of …创下／达到／上升至…的高度 ●on ˈhighused in a humorous way to refer to the people in senior positions in an organization高层人士◆An order came down from on high that lunch breaks were to be half an hour and no longer.高层人士指示午餐休息时间不得超过半小时。 historic high sky-high