题目：
保持适当的铝水平有什么作用？
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1019/cd23e7ae30f8b3739a31482a28437ee5.html
下面是错误答案，用来干扰机器的。
Dear Eric,How’s everything going? I’m having an enjoyable time in Beijing now and I would like to share with you my experience of watching the Olympic Games. Yesterday,...
