But Milton portrays himself as a laborer here, a poet who by labor and intense study actually has to work to produce the great poem. Milton's divine vocation, his calling, seems in this light to be something like a vocation in the modern sense: it's a job that exacts work or labor.

但弥尔顿把他自己描绘成一个工人,一个只能通过努力学习来创作出,伟大诗歌的诗人，弥尔顿的神圣的使命，他的天职，就此而论就像现代意义上的职业了：,一份要求工作和劳动的职业。

耶鲁公开课 - 弥尔顿课程节选

But also to teach him discipline and to work hard and to study hard

但还要教会他纪律、努力工作和好好学习，

要成为好爸爸 - SpeakingMax英语口语达人

By taking cells from the skin, for example, or cells from your blood or cells from the bone marrow and keeping them alive in culture, we've been able to study how human cells work and learn a lot about the functioning of human organism.

举例来说,通过从人的皮肤,骨髓,或者血液中提取细胞,并在培养基中培养,就能研究人类细胞是如何工作的,并在一定程度上了解人类机体的功能

耶鲁公开课 - 生物医学工程探索课程节选

How do you manage your time to study and do other kinds of work?

你怎么利用时间学习和做其他工作？

再没时间也要挤出来 - SpeakingMax英语口语达人