Study hard kids, your mother and I want you to get into a good college when the time comes.
努力学习,孩子们,你们的妈妈和我希望你们能考上名校。
When we talk about the universe, we mean the earth, the sun, the moon and the stars, and the space between them.
人们谈论宇宙时,是指地球、太阳、月亮、星星以及它们存在的空间。