zhòu宙time as concept; infinite timeFrequency 2.7Meaningstime as concept; infinite timeRelated words宙斯宇宙宇宙飞船宇宙观宇宙学宇宙射线宇宙速度宇宙线隐生宙宇宙号宇宙人元宇宙Example sentences宇宙是无边无际的。科学家正在探索宇宙的奥秘。