The phrase "ne demek" in Turkish primarily means "what does ... mean?" It is used to ask for the meaning of a word or phrase. For example, "anahtar ne demek?" translates to "what does key mean?" in English. Additionally, "ne demek" can also be used as a polite response equivalent to "you're welcome" or "don't mention it" when someone says thank you. It's a shortened form of a phrase that implies "what do you mean thank you? There was no need for thanks." As for "how do you do," it is a formal English greeting meaning "nasılsınız" or "merhaba" in Turkish, often used when meeting someone for the first time. So in summary:
- "ne demek" means "what does ... mean?" or used as "you're welcome."
- "how do you do" means "hello" or "how are you?" in a formal greeting context.