What do you mean by spring, vernal equinox, summer, summer solstice, autumn, autumnal equinox, winter and winter solstice?

Lichun: Lichun means the beginning, Lichun is the beginning of spring.

Equinox: Equinox means equal division. The equinox indicates the equal division of day and night.

Summer: the beginning of summer.

Summer Solstice: the arrival of the hot summer.

Autumn: the beginning of fall.

Autumn Equinox: the equal division of day and night.

Rising Winter: the beginning of winter.

Winter Solstice: the onset of cold winter.

One of the twenty-four solar terms. The festival of the beginning of spring. Spring begins when the sun reaches 315 degrees of yellow longitude on February 4 or 5 every year. The "lunar order seventy-two wait collection": "the first month of the festival, stand, build the beginning also ...... stand summer, fall and winter the same." Ancient "four standing", referring to the beginning of spring, summer, autumn and winter seasons, its agricultural significance of "spring planting, summer growth, autumn harvest, winter storage", summarizes the whole process of the middle and lower reaches of the Yellow River agricultural production and climate relations.

China's climatology, often to every five days of the average daily temperature stabilized at 10 ℃ above the beginning of the day divided into the beginning of spring, it is the middle and lower reaches of the Yellow River in the meaning of the spring does not match. late February, the real spring into the only South China. But this division method is more in line with reality. After the spring temperature rises, spring plowing season began in most parts of the country.