![humps造句怎么写]( "humps造句怎么写")
- BactriancamelshavetwohumpsratherthanthesinglehumpoftheirArabianrelatives.Camelsdonotstorewaterintheirhumps,aspeopleoftenthink.Anexperimentwascarriedouttostudythegroundvibrationinducedbyvehiclecorssingspeedcontrolhumps."Andit'struethatwhencamelsmeta...
- 21402
中文谷