中文：

ST股是指在股票名称前加上“ST”两个字母的股票。ST是英文“Special Treatment”的缩写，翻译成中文为“特别处理”。特别处理的对象是出现财务状况或其他状况异常的上市公司。

在A股市场中，ST股是指那些连续两年亏损或净资产值低于面值的公司，因为它们存在财务状况异常的情况，所以需要进行特别处理。ST股的涨跌幅限制也不同于普通股票，涨跌幅限制为5%。

ST股的投资价值主要取决于公司的基本面和未来发展前景。一些ST股可能会因为经营状况不佳或行业前景不明朗等原因而面临退市的风险。但是，如果公司能够通过重组或资产注入等方式改善经营状况，ST股也有可能会实现股价的大幅上涨。

在投资ST股时，投资者需要谨慎评估公司的财务状况和未来发展前景，以及股票的风险收益比等因素。同时，投资者还需要关注公司的公告和新闻，及时了解公司的最新动态和相关政策变化。

总的来说，ST股是一种高风险高收益的投资品种，适合风险偏好较高的投资者参与。在投资ST股时，投资者需要充分了解公司的基本面和市场走势，制定合理的投资策略和风险控制措施。

英文：

ST stocks refer to stocks with the letters "ST" added to the stock name. ST stands for "Special Treatment" in English, which means special handling. The target of special handling is listed companies with abnormal financial or other conditions.

In the A-share market, ST stocks refer to companies that have reported losses for two consecutive years or whose net asset value is less than the par value, as they have financial abnormalities that require special handling. The fluctuation limit for ST stocks is also different from ordinary stocks, with a limit of 5%.

The investment value of ST stocks mainly depends on the company's fundamentals and future development prospects. Some ST stocks may face the risk of delisting due to poor business conditions or unclear industry prospects. However, if the company can improve its business conditions through restructuring or asset injection, ST stocks may also experience significant increases in share price.

When investing in ST stocks, investors need to carefully evaluate the company's financial condition and future development prospects, as well as factors such as the risk-reward ratio of the stock. At the same time, investors also need to pay attention to company announcements and news to timely understand the company's latest updates and policy changes.

Overall, ST stocks are high-risk and high-yield investment instruments suitable for risk-seeking investors. When investing in ST stocks, investors need to fully understand the company's fundamentals and market trends, develop a reasonable investment strategy, and implement risk control measures.