他们俩的关系是相辅相成的的翻译：The relationship between the two of them complement each other 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

They are mutually reinforcing relationship between the two

The relationship between the two of them complement each other

Their relations are complement one another

The relationship between the two of them are complementary

The relationship between the two of them complement each other