中文：

优先股是一种特殊类型的股票，其持有人相对于普通股股东具有优先权。在公司的利润分配中，优先股股东通常会先于普通股股东获得固定比例的分红。在公司破产清算时，优先股股东也会比普通股股东更早地得到清偿。

优先股通常不具有投票权，因此不会影响公司的日常经营决策。然而，一些优先股可以具有投票权，这取决于具体的发行条款和条件。

优先股的主要优点是风险相对较低，因为其持有人相对于普通股股东具有优先权。此外，优先股通常也具有更好的流动性，因为其交易更为活跃。但是，由于其收益是固定的，因此优先股通常不如普通股具有更高的投资回报潜力。

总的来说，优先股是一种适合风险偏好较低、追求稳定收益的投资者投资的金融工具。

英文：

Preferred stock is a special type of stock that gives its holders preferential rights compared to common shareholders. In the company's profit distribution, preferred shareholders usually receive a fixed proportion of dividends before common shareholders. In the event of bankruptcy liquidation, preferred shareholders will also be repaid earlier than common shareholders.

Preferred stock usually does not have voting rights, so it does not affect the company's daily business decisions. However, some preferred stocks can have voting rights, depending on the specific terms and conditions of the issue.

The main advantage of preferred stock is that the risk is relatively low because its holders have preferential rights compared to common shareholders. In addition, preferred stock usually has better liquidity because it is more actively traded. However, because its收益is fixed, preferred stock usually does not have higher investment return potential than common stock.

Overall, preferred stock is a financial tool suitable for investors with lower risk appetite and pursuit of stable returns.