中文版

内外盘是股票交易中的常用术语，用于描述股票买卖的主动性与被动性。内盘指的是以买入价成交的股票数量，通常被视为主动性卖出的表现，表示投资者对股价的看空态度。而外盘则是以卖出价成交的股票数量，通常被视为主动性买入的表现，表示投资者对股价的看多态度。

内外盘的大小和变化，常常反映了市场资金的流向和投资者的情绪。当内盘大于外盘时，意味着主动性卖出的力量较强，股价可能会下跌。而当外盘大于内盘时，则意味着主动性买入的力量较强，股价可能会上涨。

然而，需要注意的是，内外盘并不是决定股价涨跌的唯一因素。投资者还需要结合其他指标，如成交量、K线图、基本面分析等，来全面评估股票的投资价值。

在实际操作中，投资者可以通过观察内外盘的变化，来辅助判断市场趋势和个股走势。但同时也要保持理性，避免盲目追涨杀跌，确保自己的投资风险可控。

英文版

The terms "internal and external disks" are commonly used in stock trading, describing the initiative and passivity of stock transactions. The internal disk refers to the number of stocks traded at the buy price, which is usually regarded as an indication of active selling and represents investors' bearish attitude towards the stock price. On the other hand, the external disk refers to the number of stocks traded at the sell price, which is usually seen as an indication of active buying and represents investors' bullish attitude towards the stock price.

The size and changes in internal and external disks often reflect the flow of market funds and investors' sentiment. When the internal disk is larger than the external disk, it means that the force of active selling is stronger, and the stock price may fall. When the external disk is larger than the internal disk, it indicates that the force of active buying is stronger, and the stock price may rise.

However, it's important to note that internal and external disks are not the only factors determining the rise and fall of stock prices. Investors need to combine other indicators, such as trading volume, K-line charts, and fundamental analysis, to comprehensively evaluate the investment value of stocks.

In practical operations, investors can observe changes in internal and external disks to assist in judging market trends and individual stock movements. However, it is also essential to maintain rationality, avoid blindly chasing rallies or selling during downturns, and ensure that their investment risks are controllable.