The best studied is the mammalian antibody protein, immunoglobulin.

对这类蛋白研究最深入的要属哺乳动物抗体蛋白—免疫球蛋白。

It needs to make antibodies, proteins that will attack and kill the invading virus.

它需要制造抗体，也就是一种会攻击并杀死入侵病毒的蛋白质。

It takes amino acids and links them together one by one, creating an antibody protein that will go fight the virus.

氨基酸能使核糖体链接，制造抗体；对抗病毒。