Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
해양공학은 바다와 관련된 기술을 연구하는 학문입니다.haeyanggonghak-eun bada-wa gwallyeon-din gisul-eul yeonguhaneun hakmun-imnida.Ocean engineering is a field of study that researches technologies related to the sea.