CONTRAN=Control Translator[自]控制翻译程序contraprep.与……相反adv.正相反n.相反事物；反对意见；【会计】对方账户，抵销账户pref.表示“相反”，“反对”；【音】表示“低”、“下”contra-asset account资产对销帐户contralateral approach对侧入路contrafactual analysis反事实研究Contralateral needling缪刺Contracaecum rudolphii鲁道夫对盲囊线虫contra -rotating fan对旋风机contravariantly finite反变有限contrapuntal criticism对位批评contra-harmonic mean反调和平均数,反倒数平均数contralateral fixation对侧注视

1. A contraflow system is in operation on this section of the motorway.
   这段高速公路的一侧正在实行双向行驶。