demographer是什么意思

实用例句

1. Professor Antonio Golini is a demographer at the University of Rome.

罗马大学安东尼奥教授是位人口统计学家.来自互联网

2. Demographer William Frey says immigrants with young families will help keep the United States competitive.

人口统计学家佛瑞表示这些年轻的家庭会帮助美国保持竞争力.来自互联网