A single hair is fixed at one end below the skin in the bulb.
每根头发都由皮肤下的毛囊固定着其中一端。
2
The bulb acts rather like a cap—it encloses the end of the hair in the head.
毛囊的作用有点像帽子——它将发根紧紧地附于头皮上。
3
It's a big pestle, it stands just over a foot tall (about 35 cm), and the business end is a stone bulb, about the size of a cricket ball, and you can feel that it's been much used.