foolishly
adv. 愚笨地;无聊地;可笑地
例句
The Toad saw at once how wrongly and foolishly he had acted.
托德立刻明白他的行为是多么错误和愚蠢。
It is not at all likely that he will act so foolishly as that.
他决不会那样愚蠢地行事。
《新英汉大辞典》
He admitted that he had acted foolishly.
他承认自己做得很愚蠢。
《柯林斯英汉双解大词典》