什么X不X（的） Construction

The structure "什么X不X（的）" is a colloquial expression in Chinese that conveys a sense of dismissiveness or a casual attitude towards a situation. It is often used to downplay concerns, politeness, or formality in conversation. The "X" can be replaced with various nouns or adjectives, and the phrase typically translates to something like "What [X] is not [X]?" in English, implying that the speaker believes the issue at hand is trivial or unworthy of concern.

Usage Examples:

1. 什么钱不钱的，你这话说的太客气了。
2. Translation: "What money is not money? You're being too polite."

3. Explanation: Here, the speaker is dismissing the idea that money should be a concern in the context of their conversation, suggesting that politeness is unnecessary.

4. 什么麻烦不麻烦，我们之间不用这么客气。

5. Translation: "What trouble is there? We don't need to be so polite between us."

6. Explanation: This indicates that the speaker feels there is no real trouble and that the relationship allows for a more relaxed interaction.

7. 什么合适不合适的，衣服能穿就行。

8. Translation: "What fits or doesn't fit? As long as the clothes can be worn, that's fine."
9. Explanation: The speaker is downplaying the importance of fitting perfectly, suggesting that functionality is what matters most.

In summary, the "什么X不X（的）" structure is a useful conversational tool in Chinese that helps speakers express a relaxed attitude towards various topics, emphasizing that certain concerns may be overstated or unnecessary.