黄金，高开低走，阴跌还是探底回升？

Group 1 - The core viewpoint emphasizes the importance of stop-loss strategies in trading, suggesting that holding onto losing positions is always a mistake [1] - Gold prices have been significantly influenced by geopolitical tensions, particularly regarding the situation in Iran, leading to a substantial increase in prices last week [1][3] - Current gold prices are fluctuating around the 3400 mark, with critical resistance and support levels identified at 3365 and 3450-55 respectively [3] Group 2 - Short-term trading strategies suggest focusing on the 3420-15 area, with potential for a rebound if this level holds [3] - If gold prices break below the 3400-05 range, further declines to 3385-75 and 3365-55 are anticipated before considering a bullish outlook [3] - The outlook for gold remains bullish as long as geopolitical tensions persist, with potential targets set at 3470-75 and 3500 if upward momentum continues [3]