It takes serious study to properly learn the ins and outs of iridology .

需要认真研究，妥善学习移民局和奏的。

This faq hopes to explain iridology simply and clearly through various theoretical and philosophical standpoints .

这一个常见疑问希望通过应用各种不同的理论上的和哲学的立场只是来清楚地解释虹彩学。