平均 へいきん結婚 けっこん年齢 ねんれい
heikinkekkonnenreide

Noun
Da Copula

て-form: Used to connect clauses, make requests, or chain actions of 平均結婚年齢

1. Average marriage age at/by.; Connecting clauses with "average marriage age."; Making a request regarding average marriage age.; Chaining actions involving average marriage age.

Te-Form