He foolishly betrayed us all.

他愚蠢地把我们都出卖了。

He made an immediate decision foolishly.

他不明智地立即做出了决定。

Foolishly enough, he forgot to fill in his name again in the exam.

愚蠢的是，他在考试中再次忘记了填写姓名。

He admitted that he had acted foolishly.

他承认自己做得很愚蠢。

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。

He saw me standing there, grinning foolishly at him.

他看到我站在那儿咧着嘴朝他傻乎乎地笑。

We foolishly thought that everyone would speak English.

我们真蠢，竟以为人人都会说英语。