排序的来历 The order history 十二生肖首先出现于计时。现在我们将一昼夜用二十四小时计时，古代天文学家将昼夜分为十二时辰，即：子、丑、寅、卯、辰、巳、午、未、申、酉、戌、亥。同时他们在观天象时，依照十二种动物的生活习惯和活动的时辰，确定了与时辰相对应的十二生肖。 The Chinese Zodiac initially originated from the division of time. Nowadays, we divide a day and night into 24 hours while ancient astronomers divide it into 12 shichen, which is a two-hour period, namely, zi, chou, yin, mao, chen, si, wu, wei, shen, you, xu and hai. In astronomical observation, they choose 12 animal signs corresponding to each shichen according to the living habits and the time of activity of the animals. 夜间十一点至次日凌晨一点，属子时，正是老鼠趁夜深人静，频繁活动之时，故称“子鼠”。 From 11 pm to 1 am of the next day, it is the time of “zi”. It is the time for rats to run around while people fall asleep, so we have zi, rat. 凌晨一点至三点，属丑时。牛习惯夜间吃草，农家常在深夜起来挑灯喂牛，故称“丑牛”。 From 1 am to 3 am, it is the time of “chou”. The ox is used to eating grass at night and farmers often get up in the midnight and feed them, so we have chou, ox. 凌晨三点至五点，属寅时。此时昼伏夜行的老虎最凶猛，古人常会在此时听到虎啸声，故称“寅虎”。 From 3 am to 5 am, it is the time of “yin”. Because the tiger often moves about at night and ancient people often hear them roaring at this time, we call it yin, tiger. 清晨五点至七点，属卯时。天刚亮，兔子出窝，喜欢吃带有晨露的青草，故为“卯兔”。 From 5 am to 7am, it is the time of “mao”. The hare goes out of its nest and eats green grass with morning dew on it, so we call it mao, hare. 早晨七点至九点，属辰时。此时一般容易起雾，传说龙喜腾云驾雾，又值旭日东升，蒸蒸日上，故称“辰龙”。 From 7 am to 9 am, it i...
