中文：

金融加杠杆是指通过借贷或放大操作来增加交易的规模或风险。简单来说，就是用较少的自有资金控制更多的资源或风险。

在金融领域，加杠杆可以被用于许多不同的方面，例如股票、商品、外汇等交易。通过加杠杆，投资者可以放大自己的投资规模，从而获得更大的收益或损失。但是，需要注意的是，加杠杆也增加了投资的风险。如果市场变动不利，投资者可能会面临巨大的损失。

金融加杠杆的优点是可以增加投资者的收益，同时也可以提高市场的流动性和活跃度。但是，缺点是加杠杆也增加了投资者的风险和脆弱性。如果市场变动不利，投资者可能会面临巨大的损失，甚至破产。

因此，在选择是否加杠杆时，投资者需要仔细评估自己的风险承受能力和投资目的。对于那些风险承受能力较低的投资者来说，选择不加杠杆可能是更明智的选择。

英文：

Financial leverage refers to the practice of using borrowed funds or放大 operations to increase the scale or risk of a transaction. In other words, using a small amount of own funds to control more resources or risks.

In the financial field, leverage can be used in many different areas, such as stock, commodity, foreign exchange and other transactions. By adding leverage, investors can amplify their investment scale and obtain greater returns or losses. However, it should be noted that leverage also increases the risk of investment. If the market changes unfavorably, investors may face significant losses.

The advantage of financial leverage is that it can increase the investment returns of investors while also enhancing market liquidity and activity. However, the disadvantage is that leverage also increases investors' risks and vulnerabilities. If the market changes unfavorably, investors may face significant losses and even bankruptcy.

Therefore, when choosing whether to add leverage, investors need to carefully evaluate their risk tolerance and investment goals. For investors with lower risk tolerance, choosing not to use leverage may be a more sensible choice.