保证人数英文

人数: number of people 他数了一下在场的人数，结果共有二十一人。 He counted the number of people present and fetched up with twenty-one 他们估计参观者人数为1000万。 They estimated the number of visitors at 10 million

Number.比如7班的人数是36The munber of class 7 is 36.

number of people

The size of class is ...The population is ... (人口)I need a head count. There are ... students/people in the class.

the number of the people

国外一般用population比较多