countries which are not parties to the convention

例句：

1. 1. The countries bordering the ocean are known for their diverse cultures.
   与海洋接壤的国家以其多样的文化而闻名。
2. 2. The country's economy is heavily influenced by its natural resources.
   该国的经济受到其自然资源的强烈影响。
3. 3. The countries involved in the conflict have yet to reach a peace agreement.
   参与冲突的国家尚未达成和平协议。