He would remain a virgin in order to prepare for and to maintain this incredibly important role as an epic poet.

他想保持自己的童贞,为了准备和保持作为史诗诗人这个无比重要的角色。

耶鲁公开课 - 弥尔顿课程节选

But I just love being healthy, feeling good about my body

但是我就是喜欢保持健康，对自己的身体感觉良好，

保持身材的理由 - SpeakingMax英语口语达人

So also, along those lines in terms of test taking, make sure you also box your answers and that you keep track of significant figures and that you also remember to include your units.

另外，既然提到了答题要求，我想提醒大家考试的时候务必标出自己的答案,保持有效数字的一致性,并且记得带上单位。

麻省理工公开课 - 化学原理课程节选

That is, do people change their diets because they're keeping track of it?

也就是说,人们会改变自己的饮食记录,因为他们要保持自己记录的正常吗

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And people have different things they love.

组织成员们保持自己的兴趣。

普林斯顿公开课 - 人性课程节选

I hope you remember from the Sixth Elegy, the Sexta Elegia, that we read a few classes ago that Milton had told his friend Charles Diodati ; that an aspiring epic poet should only drink water; ; two, should refrain from eating meat; and three, should keep his body chaste.

我希望你们还记得《Sexta，Elegia》的第六挽歌,我们前几课读的，讲弥尔顿跟他的朋友查尔斯说,一个有抱负的史诗诗人应该只记得喝水;,二，应该避免食肉;,三，应该保持自己身体的纯洁。

耶鲁公开课 - 弥尔顿课程节选

We're not asking you to change anything; in fact it's best for this particular exercise to eat as you typically would so you can get a sense of what an average day would be like for you.

我们不是要求你去改变什么,事实上,对于这个作业来说,保持以前的饮食习惯是最好的,以便了解自己平时的饮食

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选