population by age group

基本解釋

• [心理學]按年齡分組的人口數(shù)

英漢例句

雙語例句

• Due to demographic factors, the German working population will shrink by some 30 percent as the large group of baby boomers reaches retirement age over the coming years.
  由于人口結構因素，德國的工作人口將萎縮30多%，因為有大量嬰兒潮世代在接下來的幾年將面臨退休年齡。

• population by age group更多例句

專業(yè)釋義

心理學

• 按年齡分組的人口數(shù)