singular

/ˈsɪŋgjələr/

the form of a word that is used to denote a singleton

Chinese meaning: 单数形式

The singular of 'children' is 'child', which is an irregular form.

“children”的单数形式是“child”，这是一个不规则形式。

In English, verbs must agree with their subjects in number and person, especially in the singular.

在英语中，动词必须在数和人称上与主语一致，尤其是在单数时。