奥秘之处就是在此：辫子看起来是两束头发，其实需要第三束，虽然不是很明显，却使发束紧紧编织在一起。

Here is the mystery: What looks like two strands requires a third. The third strand, though not immediately evident, keeps the strands tightly woven.

youdao

把头发缠绕成一个多节随意的发束之后，我向课堂走去，还差点被一个向教室冲进去的打扮漂亮的女人从身上踩过去。

After wrangling my hair into a knotty, haphazard bun, I made my way to class. I was nearly trampled as perfectly coiffed women scurried past me to the room.

youdao

她确实拿开了纸片，但却不见那堆小鬈发，因为头发都断送在纸片里了。吓坏了的发型师把一段烧焦的发束放在受害人前面的柜子上。

She did take off the papers, but no cloud of ringlets appeared, for the hair came with the papers, and the horrified hairdresser laid a row of little scorched bundles on the bureau before her victim.

youdao

The name giving part for the hair cell is so-called a hair bundle.

所以叫毛细胞,是因为这种细胞有一个发状的纤维束。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

And this is one of the new findings that we have is the protein that is at the tip of the hair bundles right at the correct place.

这一新发现就是这种蛋白质,处于发状纤维束的适当位置。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选