Detailed Instructions: In this task, given a sentence in the English language, your task is to convert it into the Chinese language.
See one example below:
Problem: "This has not been a donor conference where governments have been invited to come and make new pledges, as I said if everybody lived by their Paris pledges in December 2007, which were three year pledges, we are exactly half way in that, we would have been more or less fine."
Solution: “这并不是一个捐助者会议，各国政府都应邀前来作出新的承诺，正如我所说，如果每个人都能兑现2007年12月的巴黎承诺，即三年的承诺，那么我们现在已经完成了一半，我们或多或少会好起来的”。
Explanation: The above sentence is correctly translated from English to Chinese

Problem: The immune system has apparently evolved to be mildly inefficient so that it achieves a balance between quick response to disease and decreased probability of autoimmune disease, a condition in which the immune system attacks healthy tissue.
Solution:
免疫系统显然已经进化到轻度低效，因此它在对疾病的快速反应和自身免疫性疾病，一种免疫系统攻击健康组织的疾病的可能性降低之间达到了平衡。