The key lies in the fact that the units of meaning, words, can bestrung together in different ways, according to rules, to communicate different meanings.
关键在于表意的单位——词语可以按规则以不同的方式串连在一起，来传达不同的意思。
2
They have been purposefully perforated, presumably to bestrung together.
而且还被有目的的穿孔了，据推测是为了把它们穿起来。
3
This algorithm-based program can judge whether a group of words can bestrung together.