词汇	老年化人口
释义	老年化人口 aging population
随便看	state-of-the-art record state-of-the-art recorder State of the Art Review State-of-the-Art Review State of the Art Reviews State-of-the-Art Reviews state-of-the-arts STATE OF THE ART SELLING State of the Art Series State of the art services state of the art statement state-of-the-art statement state of the art technology state-of-the-art technology state -of -the -art technology state-of-the-art theory and technology state-of-the-art-type apparatus state-of-the-art weaponry state of the case state-of-the-city state of the forum state of the language State of the Midnight Sun state-of-the-nation state of the population