routings造句
Butinefficientroutingsexistallovertheworld.Newroutingsoflong-distancebirdmigrations,broughtaboutbynewman-madewaterimpoundments,representanimportantyetstilluntestedriskofintroductionofarbovirusesintone...
Butinefficientroutingsexistallovertheworld.Newroutingsoflong-distancebirdmigrations,broughtaboutbynewman-madewaterimpoundments,representanimportantyetstilluntestedriskofintroductionofarbovirusesintone...