1. 音标 (Phonetic transcription):
/fʊlɪʃnəs/

2. 意思 (Meaning):
"Foolishness" 是名词，意思是愚蠢、傻乎乎的行为或思维，缺乏智慧或常识。

3. 翻译 (Translation):

傻气

愚蠢

4. 读音 (Pronunciation):
/ˈfʊlɪʃnəs/

5. 用法 (Usage):
"Foolishness" 通常用于描述某人的行为或决定表现出不明智或愚蠢的特征。可以在很多情境中使用，如行为不理智、没有经过深思熟虑的举动等。

6. 例句 (Example sentences):

His decision to quit his job without a backup plan was pure foolishness.
(他在没有备选计划的情况下辞掉工作简直是愚蠢的行为。)

I can't believe the foolishness of wasting money on something so unnecessary.
(我简直无法相信在如此不必要的事情上浪费钱是多么愚蠢。)

The foolishness of the plan became obvious when it started to fall apart.
(当计划开始崩溃时，它的愚蠢变得显而易见。)

She regretted her foolishness after spending all her savings on a single purchase.
(在将所有积蓄花在一次购物上后，她后悔了自己的愚蠢行为。)

It's not just foolishness, it's dangerous to ignore such serious issues.
(忽视如此严重的问题不仅仅是愚蠢的行为，它是危险的。)

The crowd laughed at his foolishness for trying to climb the mountain without proper gear.
(群众嘲笑他试图在没有合适装备的情况下爬山的愚蠢行为。)

His foolishness cost him his reputation and career.
(他的愚蠢让他失去了声誉和职业。)

Sometimes, foolishness is just another way of saying we are human.
(有时候，愚蠢只是另一个说明我们是人类的方式。)

She couldn't understand the foolishness of people who ignore the warnings.
(她无法理解那些忽视警告的人的愚蠢。)

His foolishness led to the destruction of a great opportunity.
(他的愚蠢导致了一个大好机会的毁灭。)

7. 短语搭配 (Phrases with "foolishness"):

A moment of foolishness (一时的愚蠢)

Out of foolishness (出于愚蠢)

In the foolishness of youth (年轻时的愚蠢)

Foolishness of the decision (决策的愚蠢)

Foolishness of a person (某人的愚蠢)