Number

数

A grammatical category used for the analysis of word-classes displaying such contrasts as singular, plural, dual, trial, etc., as in English boy v. boys, he walks v. they walk.

用来分析词类特征的语法范畴，研究词类单数、复数、双数、三数等的对立，如英语的boy和boys“男孩”（单/复数），he walks“他走”和they walk“他们走”。