It is comparatively easy to read this "password" file and simply try and match the knock pattern to gain access to this system.

这个“密码”文件非常容易读取，并且通过尝试和匹配敲打模式，可以获得对系统的访问权限。

youdao

And the new system runs extremely smoothly, without any major problems or instabilities (knock on wood).

并且新系统运行平稳，完全没有任何问题和不稳定(运气不错)。

youdao

While Houston did not take the brunt of the storm the way Galveston did, Ike did knock out the city's water pumping systems, and that was sufficient to threaten the whole health-care system.

虽然休斯敦并未像加尔维斯顿那样受到风暴的正面袭击，但“埃克”仍旧摧毁了该市的抽水系统，其破坏程度足以对整个卫生保健系统造成威胁。

youdao

Something that was a relatively small knock to the financial system led to a global crisis.

NEWYORKER: The Climate Fixers

Not much, if Webvan fails to move quickly, says Shaheen, because the competition is bound to knock off his delivery system.

FORBES: Bagging Groceries

The Bank of England warned of these dangers in April, pointing out that signs of vulnerability in one part of the financial system can quickly have knock-on effects in other parts.

ECONOMIST: British banks