New Words：

universe ['ju:nivə:s] n. 宇宙；万物；世界

Sample Sentences：

The spaceship traveled smoothly in the universe.
May our friendship last till the end of the universe!
At that time people believed the earth was the center of the universe.
Why should I listen to you? Do you really think you are the center of the universe?

center ['sentə] n. 中心；中央；核心；圆心

标签: none