他有很强的求知欲.He has a strong thirst for knowledge.在中世纪这个黑暗的年代里, 求知欲全给统治阶级扼杀了.In the benighted Middle Ages, intellectual curiosity was discouraged by the authorities.他有强烈的求知欲.He has a hunger for / after knowledge....
This kind of fanaticism is a species of political insanity.这种狂热与极端实质上是一种政治变态.At the murder trial, he pleaded insanity.在凶杀案的审理过程中，他以精神失常为由进行抗辩。...the final financial insanity of the 1980s.20 世纪 80 年代最后的财政疯狂It was a period...