No system is impenetrable, and none can promise to eliminate the worst case completely.

没有哪个系统是不可攻破的，也没有哪个系统能够保证完全杜绝最坏的情况发生。

youdao

No system can be fully foolproof.

没有哪个系统是万全的。

youdao

First, no system can be foolproof.

首先，不存在“傻瓜”体系。

youdao

RIM says its system is set up in a way that no one, including RIM, can access user information.

VOA: special.2010.08.06

And Pauli says no two electrons in a given system can have the entire set of quantum numbers identical.

而泡利认为在一个给定的系统内,没有两个电子有完全相同的量子数。

麻省理工公开课 - 固态化学导论课程节选

No one, until this time, had suggested that a system would be subjected to quantization except for light.

在他之前，还没有人提出过,除光系统外的量子化系统。

麻省理工公开课 - 固态化学导论课程节选

This has meant that no system exists to track potentially life-threatening side effects of herbal medicines.

ECONOMIST: Herbal remedies

There's no system of accountability to make sure we get it back if these youth mismanage it.

BBC: President Yoweri Museveni holding a bag of money

No system is infallible, but customers may veer towards products with simpler supply chains in the immediate future.

BBC: Horsemeat scandal: How often does food fraud happen?