translation.en: You know, even if you've never seen one of these little C. elegans -- which probably most of you haven't seen one -- you can tell they're old -- isn't that interesting?
translation.zh: 你看，就算从来没见过秀丽隐杆线虫-- 多数人应该是没见过-- 你就知道它们老了--这不是很有意思吗？