We go back to the spring and we want to learn something about the spring.

我们回到弹簧的问题上来,我们要学习一些关于弹簧的知识

耶鲁公开课 - 基础物理课程节选

Milton has just returned home after seven years at the university, a university education so generously financed by his father who was actually now 70 years old, and John Milton, Jr.

弥尔顿在7年的大学学习结束之后回到家中，他父亲如此慷慨的资助他完成了学业,而此时弥尔顿的父亲已经70岁了。

耶鲁公开课 - 弥尔顿课程节选