他喜欢股票，习惯于买进卖出它的股份。

He likes the stocks and he is accustomed to trading in and out of its shares.

所以，我们会去一家中国的银行兑换人民币，卖出美元、买进人民币。

So, we would go to a Chinese bank and change the currency, buying yuan and selling dollars.

但随着交易量的上升，操盘手开始以报告中所述的“热土豆效应”买进卖出。

But as volume increased, traders started to buy and resell them in what the report calls a "hot potato" effect.

目的是在工作日期间能够多次获小利。每天交易者可以买进卖出股票数千次。

The idea is to make a small profit many times during the day. Day traders may buy and sell stocks hundreds of times each day.

股市震荡为遵循常识投资法的投资者带来最近的买进卖出机会，而现在震荡的可能性依然很高。

Volatility remains high, which has yielded these recent buying and selling opportunities to those following the Common Sense system.