做投机买卖 meaning in Chinese

play the market

Speculation is a risky way to make a fortune
做投机买卖是一种很危险的谋财之道。
He returned to france with the epaulet of sub - lieutenant , and as the protection of the general , who is in the highest favor , was accorded to him , he was a captain in 1823 , during the spanish war - that is to say , at the time when danglars made his early speculations
他佩戴着少尉的肩章回到了法国，那位将军在朝廷里非常得宠，在将军的保护和照应之下，他在一八二三年西班牙战争期间就升为上尉，那就是说正是腾格拉尔开始做投机买卖的时候。