noun🔗Share성대Any of various marine fish of the family Triglidae that have a large armored head and fingerlike pectoral fins used for crawling along the sea bottom."The scuba diver spotted a gurnard using its fingerlike fins to walk slowly across the sandy seabed. "스쿠버 다이버는 모래 해저를 가로질러 천천히 걷기 위해 손가락 모양의 지느러미를 사용하는 성대를 발견했습니다.fishanimalbiologyoceanfoodChat with AIVocabulary GamePractice Reading