莫名其妙的用英语怎么说？

莫名其妙的

例句

• an inexplicable animus against intellectuals 对知识分子的莫名其妙的恶意
• He could forgive attacks of nerves, panic, bad unexplainable actions, all sorts of lapses. 他可以宽恕突然发作的歇斯底里, 惊慌失措, 恶劣的莫名其妙的动作, 各种各样的失误.
• For some inexplicable reason he gave up a fantastic job. 由于某种莫名其妙的原因，他放弃了一份很不错的工作。
• Hermia was looking at him and wondering at his strange inconstancy. 赫米亚望着他,对他莫名其妙的反复无常感到很惊奇.
• He felt irritated and strangely fragile, as if he were recovering from a severe bout of flu. 他感到恼火和莫名其妙的虚弱，仿佛经历了一场重感冒，正在康复。