"If I have a lot of money, I will travel around the world" can be expressed as "如果我有很多钱，我将环游世界" in Chinese.
This sentence is formed using the conjunction "if" (如果), which is used to express a condition, and the verb "have" (有), which indicates possession. "A lot of money" (很多钱) is the subject of the sentence, and "travel around the world" (环游世界) is the result of having a lot of money.
Here are some Engpsh examples with their Chinese translations:
"I would love to travel around the world if I had enough money." (如果我有足够的钱，我想环游世界。)
"My dream is to travel the world, but I need to save more money first." (我的梦想是环游世界，但我需要先储蓄更多的钱。)
"I plan to travel the world as soon as I have enough money saved up." (我计划在我有足够的存款时环游世界。)