Speculation is not a new term. At first, speculation refers to speculation. We use a foreign currency to go to the foreign exchange trading center of the bank to buy foreign currency at the current price, and then wait for the exchange rate to rise before selling foreign currency, thus earning the difference.
Weibo (Micro-blog) refers to a broadcast social media and network platform that shares short real-time information through attention mechanism based on the sharing, dissemination and acquisition of user relationship information.