With 19 members in common (soon to be 21 when Bulgaria and Romania join the EU), the two bodies are like Siamese twins awkwardly joined together.

• 有19个国家（当保加利亚与罗马尼亚加入欧盟，很快就有21个国家）同是两个组织的成员国。两个组织如同连体双胞胎一般别扭地连在一起。