Definition: the state of being silly or unwise Level: C2
这个错误是他的愚蠢造成的。
The mistake was a result of his ___stupidity.
偏见往往源于愚蠢。
Prejudice often stems from ___stupidity.
她的行为显示出一种让所有人震惊的愚蠢水平。
Her actions displayed a level of ___stupidity that shocked everyone.
