国家与国家之间必须加强 合作的英文

the cooperation among countries should be strengthened

• 国家:    country; state; na ...
• 与:    take part in; part ...
• 之间:    between; among
• 必须:    must; have to; be ...
• 加强:    strengthen; enhanc ...
• 合作:    cooperate; collabo ...