今天我们要学的词是 conundrum.

conundrum 的意思是难题。 In his first speech as Britain's Prime Minister, Boris Johnson offered an optimistic vision of Britain and his administration that will “crack” the Brexit conundrum and unleash the full potential of the country. 鲍里斯·约翰逊在他成为英国首相后首次演讲中乐观表示，英国和他的政府能够“破解”脱欧难题，充分发挥英国的潜力。

When the Kurdish-led SDF announced its final victory over IS in March, the question of what to do with the foreign fighters became a conundrum. 当库尔德人领导的自卫队在3月份宣布最终战胜伊斯兰国的时候，关于如何处理外国战斗人员的问题变成了一个难题。