noun 다운로드 🔗공유 선충 An invertebrate animal of the phylum Nematoda and other similar phyla. Many species of roundworms are parasites. Examples : "My dog was scratching a lot, so the vet checked a sample and found roundworm parasites. " 우리 개가 많이 긁어서 수의사가 샘플을 검사했는데 선충 기생충을 발견했습니다. animal biology organism medicine disease AI와 채팅어휘 게임독해 연습