英语中的世界和平为什么不是WORLD’PEACE,而是WORLD PEACE,不要用名词所有格吗

英语中的世界和平为什么不是WORLD’PEACE,而是WORLD PEACE,不要用名词所有格吗 stay in bed,world.sleep in peace keep the world peace还是keep the world peaceful The UN wants to make peace in the world.中的wants to Peace 为什么不是the world map而是map of the world? 英语填介词问题We must aim ___ world peace in the long term. I hope all of the people can life ine the peace world 这句话有错吗 They want to bring peace to the world . If world peace _____ kept,every country should contribute it The World represents the attainment of completion,peace or h they want to b＿peace to the world