He is immune to chickenpox, he had it as a child.
他对水痘免疫，他小时候就得过了。
immune表示免疫的，immune system就是指身体的免疫系统；而对...有免疫力就用be immune to...这个词组。
He is immune to chickenpox, he had it as a child.
他对水痘免疫，他小时候就得过了。
immune表示免疫的，immune system就是指身体的免疫系统；而对...有免疫力就用be immune to...这个词组。
