1 N-COUNT 物质名词（通常不可数，但在表示物质种类或类型时可与不定冠词连用，亦可用复数形式） A mass noun is a noun such as 'wine' which is usually uncount but is used with 'a' or 'an' or used in the plural when it refers to types of that substance, as in 'a range of Australian wines'. 物质名词（通常不可数，但在表示物质种类或类型时可与不定冠词连用，亦可用复数形式）

2 N-COUNT (在某些语法描述文字中)同 uncount noun In some descriptions of grammar, a mass noun is the same as an uncount noun . (在某些语法描述文字中)同 uncount noun