一个无家无业的人难以保持自己的尊严。

It's difficult to preserve your dignity when you have no job and no home.

《牛津词典》

为了保持自己的体重，她选择只吃水果和蔬菜而不吃肥肉和甜食。

To maintain her weight, she simply chooses fruits and vegetables over fats and sweets.

《柯林斯英汉双解大词典》

许多成功人士没有再拿自己的名誉去冒险，而是染上了酗酒、疲劳、抑郁等毛病，这使得无论未来发生什么，他们能够保持自己的地位。

Rather than putting their reputation on the line again, many successful people develop a handicap—drinking, fatigue, depression—that allows them to keep their status no matter what the future brings.

youdao

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