基本解釋[經(jīng)濟學]世界人口趨勢英漢例句雙語例句With the aging of world population trends in the intensification of the aging phenomenon has become a major strategic issue.隨著世界人口老齡化趨勢的加劇，老齡化現(xiàn)象已成為全球性重大的戰(zhàn)略問題。If those trends hold in the future, the researchers estimate that half the world's population could face a climate-induced food crisis by 2100.如果那些趨向?qū)硗Ｖ沟脑?，研究人員估計：到2100年世界上一半人口將面臨氣候?qū)е碌募Z食危機。Chapter 2 introduces the recent situation of aging population in the world, especially in china. It also forecasts the trends of aging in the 21st century.第二章介紹世界人口老齡化的現(xiàn)狀和趨勢，及中國人口老齡化的突出特點，預測了中國在21世紀前半葉的人口老齡化趨勢。權威例句In the 1940s and 1950s, by extending the trends of population growth and food production, it was scientific fact that the world was on a collision course with massive starvation.FORBES: Long-Term Forecasts Are Mostly Worthlessworld population trends更多例句專業(yè)釋義經(jīng)濟學世界人口趨勢