巴西总统卢拉：如果在关税问题上无法达成协议，我们可能会寻求世界贸易组织的帮助或采取对等措施。

Core Viewpoint - Brazilian President Lula stated that if an agreement on tariff issues cannot be reached, the country may seek assistance from the World Trade Organization or take reciprocal measures [1] Group 1 - Brazil is considering seeking help from the World Trade Organization regarding tariff disputes [1] - The potential for reciprocal measures indicates a proactive approach to trade negotiations [1]