a large number of修饰可数还是不可数

    a large number of修饰可数名词。a large number of的意思是“大量的”。例句：A large number of books are missing from the library.图书馆的许多书不见了。
    Number的用法
    number的用法：
    1、号码。可缩写No。这类结构通常不用冠词。
    2、表示数目或数量，注意区别a number of与the number of。
    3、用于习语in number和in numbers，两者均可表示“在数量上”。in number还有两个用法：一是表示“总共”，二是表示在动词或名词的“数”。
    a large number of例句
    1、 Dalian Bay: A large number of kelp rots, a large number of shellfish die, jellyfish disappear.
    2、A departure of a large number of people.
    3、second, a diverse population with a large number of subgroups;
    4、A single mosquito can infect a large number of people.
    5、The slaughter of a large number of animals.
    6、Pingjiang Road has a large number of foreigners, almost equal to the number of domestic tourists.