security相关的词根或词缀是: cur curcurrcurscourcours

复数： securities
易混淆的单词： Security

提示：点击例句中的单词，就可以看到词义解释

Good security is going to require tradeoffs .

良好的安全性势必需要权衡。

Security is a problem too .

安全也是一大问题。

Job security is all but gone .

就业保障几乎已不存在。

She knew he was plain-clothes security .

她知道他是便衣保安。

That meant they could be used as security for other purchases .

那就意味着它们可以作为证券进行其他交易。