cosmos:n.(尤指被视为有序体系时的)宇宙;
universe:n.宇宙;天地万物;万象;(已知宇宙以外的)宇宙;(某种)经验体系
Behind his eyes was a whole universe of pain.
他眼神中隐藏着无尽的痛楚。
The main thrust of the research will be the study of the early Universe and galaxy formation
此项研究的核心是早期宇宙和银河系的形成。
The structure of the universe may not be reducible to a problem in physics.
宇宙的构造或许并不能简化为一个物理问题。