noun 다운로드 🔗공유 선충 A worm of the large phylum Nematoda, such as a roundworm or threadworm. Examples : "The gardener discovered that a nematode infestation was damaging the roots of his tomato plants. " 정원사는 선충 감염이 토마토 식물의 뿌리를 손상시키고 있다는 것을 발견했다. animal biology organism nature science AI와 채팅어휘 게임독해 연습