“欢迎”和“邀请”一样不？
What are their differences, if any?
Also, how to say "What are their differences, if any?" in Chinese language?

Question

Answer

欢迎=welcome
邀请=invite
What are their differences, if any? = 它们(之间)有什么区别/不同吗？

Answer

“邀请”is "invite"

“欢迎”is "to meet sb or sth happly"

how to say "What are their differences, if any?" in Chinese language? “它们有什么不同之处，如果有（不同）的话？”