股份认购权的英文：
qualified stock option

qualified是什么意思：
adj. 有资格的；合格的；有保留的

You are not qualified for this job.
你不适合这份工作。

pointer qualifier
指示修饰语

Are you qualified to be a doctor?
你当医生够格吗？

stock是什么意思：
n. 股票，股份；库存；血统；树干；家畜
v. 囤积，备有，进货，办货
adj. 库存的；常备的

Dividends for preferred stock underlie those of common stock.
优先股比普通股享有优先分红权

He gambles on the stock exchange.
他从事股票投机。

Compendium of Immigrant Stock Data
移民血统资料简编