美国能源部长赖特：对伊朗石油制裁仍然有效。

Core Viewpoint - The U.S. Secretary of Energy, Jennifer Granholm, stated that sanctions against Iranian oil remain effective, indicating ongoing efforts to limit Iran's oil exports and influence in the global market [1] Group 1: Sanctions Impact - The effectiveness of the sanctions is highlighted, suggesting that they continue to restrict Iran's ability to sell oil internationally [1] - The U.S. government remains committed to enforcing these sanctions, which may impact global oil supply dynamics [1] Group 2: Global Oil Market - The ongoing sanctions could lead to increased volatility in the global oil market as countries adjust to the restrictions on Iranian oil [1] - The situation may create opportunities for other oil-producing nations to fill the gap left by Iranian oil in the market [1]