It serves three purposes: it is a receipt, a contract, and a document of title.

它有三个作用： 收据、合同和所有权凭证。

youdao

Modern man wears clothing for three purposes: for protection, for decoration, and for modesty.

现代人穿衣服为了三个目的：为了保护、为了装饰、为了端庄。

youdao

Profit serves three purposes.

利润有三个目的。

youdao

A business plan,in the words of the Small Business Administration in Washington, is a tool with three basic purposes.

VOA: special.2009.06.26

So those were really good three explicate purposes that we identified at the beginning.

这就是,我们开始,确立的三个表层目标。

麻省理工公开课 - 媒体、教育、市场课程节选

These ties serve three purposes.

CENTERFORSECURITYPOLICY: Iran 2, Israel 0

The act created -- was created to serve three specific purposes.

WHITEHOUSE: Opening Remarks by the Vice President at the Business Leaders Roundtable on the Recovery Act | The White House

But these summits really have three main purposes.

WHITEHOUSE: Press Briefing