红色十字星是一种股票技术分析中的常见信号，通常表示市场上的买卖力量达到平衡状态。在股价图上，当收盘价与开盘价相等时，就会出现红色十字星。具体分析如下：

当股价在一个相对较低的位置出现红色十字星时，这可能意味着卖方力量已经耗尽，而买方力量正在逐渐占据主导地位。这可以视为一个买入信号，因为股价可能即将开始上涨。

当股价在一个相对较高的位置出现红色十字星时，这可能意味着买方力量已经耗尽，而卖方力量正在逐渐占据主导地位。这可以视为一个卖出信号，因为股价可能即将开始下跌。

需要注意的是，红色十字星并不能单凭一次出现就决定未来的走势，需要结合其他技术指标和市场走势进行综合判断。

英文翻译：
A red十字星 is a common signal in technical analysis of stocks. It usually indicates that the buying and selling forces in the market have reached a balance. On the stock price chart, when the closing price is equal to the opening price, a red十字星 appears. Here's a detailed analysis:

When a red cross appears at a relatively low position on the chart, it may mean that selling pressure has exhausted and buying pressure is gradually taking over. This can be seen as a buy signal, as the stock price may be about to start rising.

When a red cross appears at a relatively high position on the chart, it may mean that buying pressure has exhausted and selling pressure is gradually taking over. This can be seen as a sell signal, as the stock price may be about to start falling.

It should be noted that a red cross cannot determine the future trend based on a single occurrence. It needs to be judged comprehensively with other technical indicators and market trends.