词汇	改变弱势
释义	改变弱势 turn around the losing trend弱势
随便看	natural turn backward lock step natural turnover rate natural twin pregnancy natural twist NATURAL TWIST TURN FEATHER FINISH NATURAL TWIST TURN FEATHER FINISH, naturalty natural type natural uncapped teeth Natural unemployment natural unemployment rate natural unipolar chromosome natural unit natural unitary representation natural unit of information natural unit of information content natural units natural unit system natural unsubsidized solarpowered ecosystem natural uranium natural uranium carbide natural uranium concentrate natural uranium deposit natural uranium dioxide fuel natural uranium fission chamber