化学平衡反应式两边在质量或起反应的纯净电荷方面的均等 Equality of mass and net electric charge of reacting species on each side of an equation.
半抗原，不全抗原一种对某种特定的抗体起反应但除非被限制于蛋白质载体或其他分子之中，否则不能导致抗体的构成的物质 A substance that reacts with a specific antibody but cannot induce the formation of antibodies unless bound to a carrier protein or other molecule.
