Because friends' strokes are twelve paintings, lovers' strokes are twelve paintings, and family's strokes are twelve paintings, twelve days has been given a special meaning by netizens and is a buzzword on the Internet.
Meaning characteristics of 12
12 "refers to the special meaning of" unforgettable ",which comes from the strokes of" friend ","lover "and" family ".
The basic meaning of day is "a day", which refers to a period of 24 hours. Is a countable noun or "daytime, day", which can be used as both countable and uncountable nouns, usually without articles.
Day can also mean "working day", which means working hours within 24 hours a day. This is a countable noun.
Day can also be interpreted as "period, era and life span", which is often used in the plural. If used in the singular, it must be used with possessive pronouns such as my and their.