제삼기층 in Korean
제ː삼기―층(第三紀層)[명사]제삼기에 생긴 지층. 석유˙석탄˙석회 따위가 많이 묻혀 있음. 제삼기계.
Use "제삼기층" in a sentence
Below are sample sentences containing the word "제삼기층" from the Korean Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "제삼기층", or refer to the context using the word "제삼기층" in the Korean Dictionary.