Conundrum
例子
The researchers faced a conundrum when the experimental results contradicted their initial hypothesis.
研究人员在实验结果与他们的初始假设相矛盾时面临了一个难题。
02
谜语, 难题
a puzzling question or riddle, often involving wordplay, posed for amusement
例子
The teacher asked the class a conundrum to make them think.
老师给全班出了一个谜题，让他们思考。
