concept stock的用法和樣例：
例句
- China Concepts Stock is a set of stock of companies whose assets or earnings have significant activities in Mainland China.
中國概念股是指一系列以在中國大陸的資產(chǎn)或營(yíng)收為其主體組成部分公司的股票。 - Companies listed companies are currently the most pure concept stock futures, while in the futures market, China is among the best medium-term strength.
公司是目前上市公司中最為純正的期貨概念股，同時(shí)在期貨市場(chǎng)中，中國中期的實(shí)力也是名列前茅。
