Perhaps the 21st century.Our children only through history books instead of medical books to understand, such as spina bifida such diseases I believe this is entirely possible.

• 也许到了21世纪，我们的子孙只能通过历史书籍而不是医学书籍来了解诸如脊柱裂这类疾病，我相信这是完全可以做到的。