platinum group

例句：

1. 1. The platinum group is a group of countries that are known for their economic strength and stability.
   铂金集团是一个以经济力量和稳定性著称的国家联盟。
2. 2.The platinum group has been instrumental in promoting peace and security in the region.
   铂金集团在促进该地区和平与安全方面发挥了重要作用。
3. 3. The platinum group members have agreed to work together to address the challenges facing their economies.
   铂金集团成员已同意共同努力，解决他们经济体面临的挑战。