Translation

• what are you doing?
• what's he up to?

Synonyms

• 为什么, 为何, 为啥, 何以, 何故, 干吗, 怎, 怎么, 缘何, 胡

Examples

• 你问这个干什么？
  Why do you ask?
• 你在干什么？
  What are you doing?
• 你放学以后干什么？
  What do you do after school?
• 没有人知道他接下来会干什么。
  There is no knowing what he will do next.