【中文版】

在股票交易中，量和额是两个非常重要的指标，它们反映了市场交易的活跃程度和股票的流通情况。

首先，量是指股票交易的数量，即买卖双方成交的股票数量。在股票交易中，量的变化是非常重要的，它反映了市场投资者对于该股票的投资意愿和交易活跃程度。如果一只股票的交易量非常大，说明市场投资者对于该股票的关注度非常高，投资意愿比较强，该股票的流动性也比较好。

而额则是指股票交易的金额，即买卖双方成交的金额。在股票交易中，额的变化同样非常重要，它反映了市场投资者对于该股票的价值认可程度和市场资金的流向。如果一只股票的成交额非常大，说明市场投资者对于该股票的价值认可度比较高，市场资金对于该股票比较看好，该股票的市场表现也比较好。

在股票交易中，量和额的变化是相互关联的。一般来说，如果一只股票的交易量比较大，成交额也会相应地增加。这说明市场投资者对于该股票的投资意愿比较强，市场资金也比较活跃。相反，如果一只股票的交易量比较小，成交额也可能会相应地减少。这说明市场投资者对于该股票的投资意愿比较弱，市场资金也比较低迷。

总之，量和额是股票交易中非常重要的指标，它们反映了市场交易的活跃程度和股票的流通情况。投资者在进行股票投资时应该密切关注这两个指标的变化，以便更好地把握市场机会和风险。

【英文版】

In stock trading, volume and amount are two very important indicators that reflect the activity level of market trading and the circulation of stocks.

First, volume refers to the number of stocks traded, i.e. the number of stocks bought and sold by both parties. The change in volume is very important in stock trading, reflecting the investors' willingness to invest in a particular stock and the activity level of trading. If the trading volume of a stock is very high, it means that investors are paying a lot of attention to this stock, their willingness to invest is strong, and the liquidity of this stock is also good.

Amount refers to the amount of money traded, i.e. the amount of money traded by both parties. The change in amount is also very important in stock trading, reflecting the investors' recognition of the value of a particular stock and the flow of market funds. If the trading amount of a stock is very high, it means that investors have a high recognition of the value of this stock, market funds are optimistic about this stock, and the market performance of this stock is also good.

In stock trading, the change in volume and amount is interrelated. Generally speaking, if the trading volume of a stock is large, the trading amount will also increase accordingly. This shows that investors have a strong willingness to invest in this stock, and market funds are also active. Conversely, if the trading volume of a stock is small, the trading amount may also decrease accordingly. This shows that investors have a weak willingness to invest in this stock, and market funds are低迷.

In summary, volume and amount are very important indicators in stock trading that reflect the activity level of market trading and the circulation of stocks. Investors should pay close attention to the change of these two indicators when investing in stocks to better grasp market opportunities and risks.