The children of a family are a brothers and sisterfirst-generationgenerationnext generationsecond-generation and the children they go on to have are the brothers and sisterfirst-generationgenerationnext generationsecond-generation. For instance, when someone's parents immigrate to Australia and have children here, those children are called brothers and sisterfirst-generationgenerationnext generationsecond-generation Australians. When they grow up and have children, their children are referred to as brothers and sisterfirst-generationgenerationnext generationsecond-generation Australians. Listen:
My parents were born in Italy but my brothers and sisterfirst-generationgenerationnext generationsecond-generation were born here, so we're brothers and sisterfirst-generationgenerationnext generationsecond-generation Australians.