transcription, транскрипция: [ æntɪdʒən ]
( antigens)
An antigen is a substance that helps the production of antibodies.
N-COUNT
transcription, транскрипция: [ æntɪdʒən ]
( antigens)
An antigen is a substance that helps the production of antibodies.
N-COUNT
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006