We can offer you forty days' holiday per annum.

每年我们将给你四十天的假期。

The agency places about 2000 secretaries per annum.

该代理机构每年可为约2000名秘书安排工作。

The company is offering a salary of 20000 per annum.

这家公司招聘职员，年薪为20000英镑。 收藏。

The company is offering a salary of 20000 per annum.

这家公司招聘职员，年薪为20000英镑。

But why does 2011 still sound like an annum out of science fiction?

为什么2011年听起来还仿佛是科幻小说中的年份一样呢？