- (specialist)
a pipe, channel or tube through which liquid, gas or electrical wire can pass (液体、气体或电线的)管道,导管 - (formal)
a person, an organization or a country that is used to pass things or information to other people or places 中转人;中转机构;中转国
Word OriginMiddle English: from Old French, from medieval Latin conductus, from Latin conducere ‘bring together’.