punching bag的意思是“出气筒，挨揍对象”，音标为[ˌpʌntʃɪŋ baɪɡ]。

用法示例：He's always been the punching bag for his boss.（他总是老板的出气筒。）

双语翻译：

I'm the punching bag of my family.

我是家里的出气筒。

He was the punching bag of the media.

他成了媒体的靶子。

punching bag的意思是沙包、挨打靶子，释义为：someone or something that is used as a punching bag 靶子、出气筒，someone who is easily bullied or victimized and is used by others as a scapegoat or target 替罪羊、出气筒。

punching bag的用法：punching bag 在口语中可以用来表示那些经常被别人批评、嘲笑或欺负的人。这些人成为了别人的出气筒，成为了别人发泄怒火的对象。

双语翻译：When I was young, I used to be a punching bag for my father. I would take all his anger and frustration and punch me in the face and body. I remember feeling so powerless and defeated, but now I realize that he was just trying to express his emotions in a negative way.

中文翻译：我年轻的时候，经常被我爸爸当沙包打。他经常把他的怒火和挫败感发泄在我身上，打我脸和身体。我记得当时感觉非常无力和沮丧，但现在我意识到他只是以一种消极的方式表达他的情绪。

常见用法：He is the punching bag of his boss. 他是他老板的出气筒。

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英语词汇punching bag的意思是“出气筒，挨揍对象”，其释义为：the person or thing that is the target of criticism, blame, or punishment；someone who is easy to blame or criticize。

用法举例：He's always the punching bag for his boss.

翻译为：他总是他上司的出气筒。

常见短语：

1. punch sb in the face：打某人的脸

2. punch up one's wife/husband：打老婆/老公

3. punch a hole：打洞

4. punch a card：打卡

5. punch a time clock：打卡钟

6. be the punch line of a joke：是笑话的结局

7. be on the receiving end of a punch：挨揍

8. take a punch at：抨击

9. take a punch at sb/sth：向某人/某事发起攻击

10. be the target of punches：成为拳击的目标