Having the opportunity to set up this system, while attempting to keep it simple and self contained, allowed me to discover some very useful Perl modules.

假如有机会构建一个这样的系统，同时试着保持它的简单性并使其自成一体，那么该系统可以使我能够研究一些非常有用的Perl模块。

youdao

Each chapter is self-contained and can be studied in isolation.

每一章均自成一篇，可单独学习。

《牛津词典》

He seems completely self-contained and he doesn't miss you when you're not there.

他似乎完全独立，你不在的时候他并不想念你。

《柯林斯英汉双解大词典》

I think I could turn and live with animals, they are so placid and self-contained, I stand and look at them long and long.

VOA: special.2009.04.12

If you had a course in probability and statistics, then you'll find it easy to follow, but it's self-contained again.

如果你们学过统计学或者概率论,你们会比较容易理解,也需要你们独立学习

耶鲁公开课 - 金融市场课程节选

"You really need system-wide Skolkovas - Silicon Valley - otherwise it ends up just like under Catherine the Great when they imported a lot of German tradesmen and planted them in various settlements - but they were fairly self-contained.

VOA: standard.2010.06.18

The boy was born, and the little triad was sighted on Seventy-eighth Street, always self-reliant and self-contained, always in a hurry.

NEWYORKER: Lucky Alan

But Murray is so quiet and self-contained that he seems to want nothing.

NEWYORKER: Broken Flowers

We were as mobile and self-contained as a cruise ship.

NEWYORKER: The Grand Tour