antibody
noun [ C ] medical uk/ˈæn.tiˌbɒd.i/ us/ˈæn.t̬iˌbɑː.di/
抗体
a protein produced in the blood that fights diseases by attacking and killing harmful bacteria
Antibodies found in breast milk protect newborn babies against infection. 母乳中含有的抗体可保护新生婴儿免受感染。