noun 다운로드 🔗공유 일각고래 Monodon monoceros, an Arctic cetacean that grows to about 20 feet (6 meters) long, the male having a single horn-like tusk, a twisted, pointed canine tooth that projects forward. Examples : "The children were fascinated by the picture of the narwhal with its long, spiraled tusk, learning it was a type of whale that lives in the Arctic. " 아이들은 길고 나선형의 엄니를 가진 일각고래의 그림에 매료되었고, 그것이 북극에 사는 고래의 일종이라는 것을 알게 되었다. animal ocean nature biology fish AI와 채팅어휘 게임독해 연습