这个单词只有单数形式，没有复数形式。

This noun appears in the singular form, never in the plural form.

youdao

单数名词只有单数形式，总是与限定词连用。

Singular nouns are used only in the singular, always with a determiner.

youdao

单数名词只有单数形式，总是与限定词连用。

Singular nouns are used only in the singular, always with a determiner.

youdao