Correct

炒买炒卖

/ chǎo mǎi chǎo mài / 
Strokes

Example

Definition

buy quick and sell quick; speculate for marginal profit; buy and sell with risk

1
Chǎo
炒
mǎi
买
chǎomài
炒卖
wàihuì
外汇

speculate in foreign exchange; speculate on/trade in foreign currencies

2
Chǎo
炒
mǎi
买
chǎomài
炒卖
gǔpiào
股票

speculate in stocks; speculate on the stock market/exchange