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Profits have soared at local brokerages since foreigners were locked out .

在外资被挡在门外时，国内券商利润大幅飙升。

But with few brokerages tracking domestic or foreign preferreds , they often lie anonymously between stocks and bonds .

但由于很少有券商追踪国内或外国的优先股，因此，它们往往默默无闻地躲在股票和债券之间。

Investors are free to appeal such price discrepancies with their brokerages .

投资者可以就经纪公司出现的这种价格差异提起申诉。

They feel at the mercy of high-frequency traders and big brokerages .

他们感觉自己根本不是高频交易员和大经纪商的对手。

There are also concerns about risk management systems at the country 's brokerages .

对于中国证券公司的风险管理系统，它们也心存疑虑。