過去形と完了形

Naoko lives in Australia. She left Japan when she was 12years old. First, she lived in America for a year, and then she moved to Australia. She's been in Australia for two years.
she lived ～過去形に for a yearは有りですか？She's been in Australia for two years.は、She's lived in Australia for two years.としても同じ意味になるのでしょうか？