guarantee词根

guarantee的词根为guaran

例句

1.

He gave me a guarantee that it would never happen again.

他向我保证这种事情绝不会再发生。

2.

We guarantee to deliver your goods within a week.

我们保证一周内交货。

3.

Basic human rights, including freedom of speech, are now guaranteed.

现在，包括言论自由在内的基本人权已有了保障。