play up 1. (比赛时)拼命；[常用于祈使句]加油 2. 对…多重视(或多宣传)；提高…的重要性；强调 Newspapers have played up the visit. 报纸对这次访问已大肆宣传。 play up one's illness 把自己的病说得很严重 3. 〈英口〉(给…)制造麻烦；使恼火；使痛苦 Don't let the children play up. 不要让孩子们调皮捣蛋。 Those children do play their parents up (或 play up on their parents). 这些孩子真使他们的父母烦心。 My back is playing (me) up. 腰酸背痛弄得我十分难受。 4. 〈英口〉(机器等)出故障 The car is playing up again. 这辆汽车又出毛病了。 5. 〈美〉充分利用