intercalation

/in-tur-kuh-ley-shuhn/US // ɪnˌtɜr kəˈleɪ ʃən //

夹层,插层,插值,穿插

Definitions

n.名词 noun

1
- : the act of intercalating; insertion or interpolation, as in a series.
- : something that is intercalated; interpolation.

Before the intercalation the dominical letter had retrograded one place less.
Dion Cassius in expressing the rule as to intercalation uses the phrase, διὰ πέντε ἐτῶν.
The periods of intercalation were at first every two years, then three, and lastly four, and eight.
In the days of Numa it consisted of twelve lunar months, with a system of intercalation something like that of the Greeks.
It was with a view to that object principally that each Grecian city arranged its calendar and its system of intercalation.