请问 ... 中文(or 汉语／普通话)怎么说?

“How do you say...” in Chinese is 。。。怎么说(... zen me shuo). For example, “How do you say when you want to say hi” means 你打招呼时会怎么说( ni da zhao hu shi hui zen me shuo) .

____汉语怎么说？ I've also heard, ——用汉语怎么来说？

....你觉得(认为/感觉)怎么样（如何）？ ....，你怎么看(想)？

"How do you say...?" = ... 怎么 说？ = ... zěn-me shuō？