1.
Tubes considered as a group.
管道管类，集合名词
2.
collective noun;( grammar)noun that is singular in form but can refer to a number of people or things and agree with a plural verb
集合名词（形式上为单数而意为复数的名词,要求与复数动词一致）
3.
This is a collective noun. Though it appears in the singular form, it takes a plural predicate verb.
它是一个集合名词。虽然形式上是单数，它必须跟复数的谓语动词。
4.
An Analysis of the Syntactic Features of “Collective Numeral + Noun" Structure in Russian;
浅析俄语中集合数词+名词的句法结构特征
5.
compound nouns,adjectives,etc
复合名词、复合形容词.
6.
Nouns join to form compounds.
名词和名词结合构成复合词。
7.
with ns and vs forming ns
与名词及动词结合构成名词
8.
At the end of the concert, the choir performed a medley of holiday songs.
名词：混合或集锦，例如把几首不同的歌曲结合在一起组成一首歌。
9.
A Contrastive Study of N1+N2 Compound Structure in English and Chinese Languages;
英汉语名词+名词复合结构的对比研究
10.
A Contrastive Study of the Result of Lexicalization between English and Chinese N+N Compound Words;
英汉“名+名”复合词词汇化结果对比研究
11.
Analysis on Nominal Compound Words Containing Quantifier Morpheme;
简析含有“量词语素”的名词性复合词
12.
a geographical dictionary (as at the back of an atlas).
收集地理名词词汇的词典（如地图册后面）。
13.
co- pref.used fairly widely with adjs,advs,ns and vs
前缀(co)可与许多形容词、副词、名词、动词结合)
14.
withnsiforming compoundadjs
与名词结合构成复合形容词
15.
-in-chief( forming compound ns)
(用以构成复合名词)
16.
with ns in names of chemical compounds
后与名词结合构成化合物名称
17.
The morphemes of a language considered as a group.
某一种语言词素的集合
18.
functionally complete set of connective
连接词的全功能集合