imprisonment

这位活动家被判处三年监禁。

The activist was sentenced to three years' ___imprisonment.

我们对年轻学生被监禁感到震惊。

We were shocked by the ___imprisonment of the young students.

尽管年轻，他因欺诈被判处十年监禁。

Despite his young age, he received a ten-year ___imprisonment for fraud.