Each of these silk fibers exits from the spigot, and if you were to trace the fiber back into the spider, what you would find is that each spigot connects to its own individual silk gland. A silk gland kind of looks like a sac with a lot of silk proteins stuck inside.
而每一条蛛丝纤维都来自于栓塞 如果循着纤维追溯到蜘蛛本体当中 你就会发现 每个栓塞都各自连结了一个独立丝腺 丝腺看起来就像是一个小囊 囊中充满了蛛丝蛋白