paradox
noun [ C or U ] uk/ˈpær.ə.dɒks/ us/ˈper.ə.dɑːks/
C2 自相矛盾的情况;似非而是的说法，悖论
a situation or statement that seems impossible or is difficult to understand because it contains two opposite facts or characteristics
[ + that ] It's a curious paradox that drinking a lot of water can often make you feel thirsty. 大量喝水经常会让人感觉口渴，这是看似矛盾而正确的奇怪说法。