求翻译：希腊各城市国家进一步加强了团结，结成了三十个国家的同盟，并由斯巴达领导，加强了反对波斯帝国的力量。希腊各城邦的实力也进一步增强。是什么意思？

Greek city-state to further strengthen unity, formed an alliance of 30 countries to strengthen the forces against the Persian Empire, led by Sparta. The strength of the Greek city-state is further enhanced.

The Greek city-states to further strengthen the solidarity and formed an alliance of 30 countries, and the Spartan, leadership, and strengthening the fight against the forces of the Ottoman Empire. The Greek city-states of the power that has been further enhanced.

The Greece various city state further strengthened the unity, has formed 30 national unions, and by the Sparta leader, strengthened has opposed the Persian empire the strength.The Greek various city-states strength also further strengthens.

Greece cities further strengthened unity, formed an Alliance in 30 countries, and is led by Sparta, and strengthened against the forces of the Persian Empire. Greece the City State's strength is further enhanced.

正在翻译，请等待...