a.

1. 三倍的；三重的
   He received triple pay for his extra work.

   他因超额工作得到三倍的报酬。

2. 由三部分构成的；三方的

n.[C]

1. 三倍数；三倍量
   Twelve is the triple of four.

   十二是四的三倍数。

2. 三个一组
3. 【棒】三垒打

vt.

1. 使成三倍，三倍于
   In the past five years the company has tripled its sales.

   过去五年中，该公司销售量增至三倍。

vi.

1. 增至三倍
   His income tripled in three years.

   三年中，他的收入增至三倍。

adj.

1. consisting of or involving three parts, things, or people.
2. having three times the usual size, quality, or strength.

predet.

n.

1. a thing that is three times as large as usual or is made up of three parts.
2. (triples) a sporting contest in which each side has three players.
3. (triples) Bell-ringing  a system of change-ringing using seven bells, with three pairs changing places each time.
4. Baseball  a hit which enables the batter to reach third base.

v.