中文：

“股票接飞刀”是一种股市交易策略，指的是在股票价格下跌时，交易者主动买入或预定买入股票的行为。这种策略主要基于交易者对股票价格的短期预测，认为股票价格已经下跌到位，即将出现反弹。

具体来说，“接飞刀”是指在股票价格下跌的过程中，交易者认为股票价格已经低于其实际价值，于是选择在下跌过程中买入该股票。如果交易者的预测准确，那么在股票价格反弹时，他们就可以获得盈利。然而，这种交易策略也存在一定的风险，如果股票价格继续下跌，交易者可能会遭受损失。

“接飞刀”这个词语源于日本武士刀术中的一种技巧，意指在对手攻击时，抓住对手的刀刃，从而夺取主动权。在股市交易中，“接飞刀”意味着交易者主动承担风险，尝试在股票价格下跌时买入，从而获取反弹的收益。

需要注意的是，“接飞刀”并不是一种稳妥的投资策略，它具有一定的风险。因此，交易者在进行“接飞刀”交易时，需要具备足够的风险承受能力和投资经验，同时需要做好止损等风险控制措施。

英文：

"Stock catching the flying knife" is a trading strategy in the stock market, which refers to the act of traders主动buying or pre-booking the purchase of stocks when the stock price falls. This strategy is mainly based on traders' short-term prediction of stock prices, believing that stock prices have fallen to a suitable level and are about to rebound.

Specifically, "catching the flying knife" refers to the process of traders believing that the stock price has fallen below its actual value during the stock price decline, so they choose to buy the stock during the decline. If the trader's prediction is accurate, then when the stock price rebounds, they can obtain profits. However, this trading strategy also has certain risks, and if the stock price continues to fall, traders may suffer losses.

The phrase "catching the flying knife" comes from a technique in Japanese samurai swordsmanship, which means to grab the opponent's sword blade and take the initiative when attacked. In stock market trading, "catching the flying knife" means traders taking the risk of trying to buy when the stock price falls to obtain the benefit of rebound.

It should be noted that "catching the flying knife" is not a stable investment strategy and has certain risks. Therefore, traders need to have sufficient risk tolerance and investment experience when engaging in "catching the flying knife" trading, and also need to take risk control measures such as stop loss.