不要用这些怪僻的词藻来掩饰思想的贫乏。

Don’t conceal the poverty of thought by the eccentric diction.

这里有几个故事，表明了他奇特而并非怪僻的性格。

Here are a few stories which indicate the originality, not to say eccentricity, of his character.

性情怪僻

eccentric

我认为他的个性有些怪僻。

He's got a few kinks in his personality, if you ask me.

他的怪僻之一是睡觉睡在床底下而不睡在床上。

One of his eccentricities is sleeping under the bed instead of on it.