基本解釋[心理學(xué)]按年齡分組的人口數(shù)英漢例句雙語(yǔ)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.由於人口結(jié)搆因素，德國(guó)的工作人口將萎縮30多%，因爲(wèi)有大量嬰兒潮世代在接下來(lái)的幾年將麪臨退休年齡。population by age group更多例句專業(yè)釋義心理學(xué)按年齡分組的人口數(shù)