quadruplicate

名词 quadruplicate:

1. any four copies; any of four things that correspond to one another exactly

动词 quadruplicate:

1. reproduce fourfold

形容词 quadruplicate:

1. having four units or components
   同义词：quadruple, quadruplex, fourfold, four-fold

1. The letter was typed in quadruplicate.
   这封信打印一式四份。
2. Please submit your application form in quadruplicate.
   请交申请表一式四份。

quad.ru.pli.cate

adj.（形容词）
Multiplied by four; quadruple.
乘四的；四倍的
Fourth in a group of four identical things.
第四（份）的：一组四件相同的物体中的第四件的
n.（名词）
One of a group of four identical things.
一式四份中的一份：四件相同的物件中的一个
v.tr.intr.（及物动词和不及物动词）
quad.ru.pli.cat.ed,quad.ru.pli.cat.ing,quad.ru.pli.cates[-k3t.]
To multiply or be multiplied four times.
使成四倍或乘四倍

来源：
Latin quadruplic3tus [past participle of] quadruplic3re [to multiply by four]
拉丁语 quadruplic3tus [] quadruplic3re的过去分词 [被四乘]
from quadruplex [fourfold]
源自 quadruplex [四重的]
quadru-, quadri- [quadri-]
quadru-, quadri- [表示.四倍、第四.]
-plex [-fold] * see duplex
-plex [表示.…倍的.] *参见 duplex

【引伸】
quadru.plicately
quadru.plica.tion
n.（名词）