“何”是一个书面语里常见的字，意思跟“什么”差不多。

"何" is a common character in written language, meaning roughly the same as "什么" (what).

我们常在成语或问句里看到它，比如“为何”“如何”。

We often see it in idioms or questions, such as "为何" (why) and "如何" (how).