(~s)
A ~ is a very small living thing, which you can only see if you use a microscope.
= micro-organism
N-COUNT
(~s)
A ~ is a very small living thing, which you can only see if you use a microscope.
= micro-organism
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012