My translation:

Because the global stock markets go up and down dramatically almost everyday, some investors tend to purchase gold or Swiss franc as a way to avoid the risks, thereby protecting themselves from the instability in markets.

 

由于全球股市几乎每天都在经历巨大的震荡，一些投资者倾向于购买黄金和瑞士法郎作为避险工具，以抵御市场的动荡。