제삼기계 in Korean
제ː삼기―계(第三紀系)[―계/―게][명사]☞제삼기층.
Use "제삼기계" in a sentence
Below are sample sentences containing the word "제삼기계" from the Korean Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "제삼기계", or refer to the context using the word "제삼기계" in the Korean Dictionary.