populationaladj.人口的populationn.人口；(全体)居民；群体Population Controlling人口限制population fluctuation种群波动,种群变动population forecasting人口预测population variability群体育population densitanhuy种群密度population cybernetics人口控制论population growth rate人口增长率population speculation人口规模population of parameter参数组population questionaire人口调查表