pretension

n. 借口, 要求, 主张, 自负, 骄傲, 权力, 资格, 预紧,预伸,预拉

He has no pretensions to being an expert on the subject.

他并不以这方面专家自居。

His social pretensions make him appear ridiculous.

他冒充上流社会人士而出尽洋相。