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1、许多短语是一个庞大的数字。

2、用法：通常指大小、面积、数量、范围或规模等。常与介词of连用，在语法上扩展能表示名词或动词的数或数词。

3、扩展数据

4、Example of alarm number: factory workshop workshop workshop workshop workshop workshop workshop workshop workshop workshop workshop this factory is laying off a large number of employees. AlargenumberofchildrensurvivedtheEarthQuake earthquake (many children survived the earthquake).