单词	sub stratification
释义	sub stratification n.二次分层化
随便看	You'll be lucky you'll be sorry You ll define a stereotype Youlldon You ll find more Tivoli information on Youll get it over soon you'll get yours You'll know it you'll never guess you'll never know You ll never stand alone you'll never walk alone you'll only You ll play two roles in this chapter youlls you'll see you'll've You look a bit pale You look a bit pallid do you feel all right You look a bit pallid do you feel all right? you look a bit run-down You look a bit run-down You look a bit under the weather You look a fool at the best,and a knave at worst You look a little off colour today