数字是用于计算的,但不限于实物,有些积淀在习俗中,成为生活的尺度。“二”是两个“一”之和,与之相关的俗语是“好事成双”。“成双”即成对,我国人以“成对”为吉祥,大约起于 Numbers are used for calculation, but not limited to objects, and some are accumulated in custom and become the measure of life. “Two ” is the sum of two “one ”, the related idioms are “good things into double ”. “Pair ” Pairs, my people to “pair ” for the auspicious, about starting