This nest is made up of thousands of pieces of bamboo tied together with the kind of brightly colored rope usually used by mountain climbers.

VOA: special.2010.08.13

What makes up a rope? Of course you know, ropes are basically bundles of fibers, very same fibers that have been woven together in a certain way.

绳子是由什么构成的？，你肯定知道，是由一束束纤维构成，是由一样的纤维按某种方式编织,在一起构成。

耶鲁公开课 - 死亡课程节选