券商的英文：
securities trader

securities是什么意思：
n. 股票证券（总称）

a security guard
安全警卫

This is a secure anchorage.
这是个安全泊地。

Underwrite securities
包销证券

The property was pledged as security for loans.
这地产被当作贷款的抵押。

Mortgage Backed Securities
以房地产抵押作担保的证券

trader是什么意思：
n. 商人，商船

Traders came in the wake of the explorers.
商人紧跟着探险者而至。

The trader and catcher may yet be among our aristocracy
黑奴贩子和黑奴追捕者们，恐怕还将侧身于我们的达官贵人之列呢。

It was infamous as a kingdom of brigands, scoundrels, and slave-traders.
该地区因土匪、无赖和奴隶贩子猖獗而声名狼藉。

Us state laws to protect investor against fraudulent trader in securities.
保护投资者使其免上诈欺性证券交易商当的州法。

Market traders display an exotic selection of the island's produce.
集市上的商贩摆出了一系列具有异域风味的该岛农产品以供选择。