现在，这些是有效性和无效性。

Now these are availability and unavailability.

youdao

人们都以为侵犯性的销售行为是无效的，只是因为没有人喜欢。但是这样有用。

People assume aggressive salesmanship is ineffective, just because no one likes it.

youdao

那个进球被判无效对球队来说是个灾难性的打击。

The disallowed goal was a disaster for the team.

youdao

通常，在这些机构性的界限处会有很多无效率的活动。

Often, waste collects at these organizational boundaries.

youdao

因此，粉碎性打击对物理伤害免疫的怪物无效。

Therefore, a crushing blow does not affect monsters immune to physical damage.

youdao

现有的安全性信息无效。

The existing security information was invalid.

youdao

而如果他不能，专利将因缺乏充分性而无效。

If he cannot, the patent will be void for insufficiency.

youdao

现有的安全性信息无效。要用默认设置替换现有的安全性信息吗?。

The use of information or misinformation can be a very effective fighting tool.

youdao

系统安全性-请求了无效的远程更改。

System Security - Invalid remote change requested.

youdao

系统安全性-请求了无效的远程更改。

System Security - Invalid remote change requested.

youdao