前苏联国际旅行社

例句：

1. 1. We decided to go on a trip to the former Soviet Union.
   我们决定去前苏联旅行。
2. 2. The former Soviet Union is renowned for its rich history and cultural heritage.
   前苏联以其丰富的历史和文化遗产而闻名。
3. 3. The former Soviet Union experienced significant political and economic changes during the Cold War era.
   前苏联在冷战时期经历了重大的政治和经济变革。