noun🔗ShareヒトデAny member of the taxonomic class Asteroidea; a starfish"While walking on the beach during low tide, we saw many asteroids, also known as starfish, clinging to the rocks. "干潮時に浜辺を歩いていると、岩に張り付いているヒトデ、別名ヒトデをたくさん見かけました。animalbiologyoceannaturescienceChat with AIVocabulary GamePractice Reading
noun🔗Share小惑星A naturally occurring solid object, which is smaller than a planet and is not a comet, that orbits a star"Scientists study asteroids to learn about the early solar system. "科学者たちは初期の太陽系について学ぶために小惑星を研究します。astronomyspacescienceChat with AIVocabulary GamePractice Reading
noun🔗Share小惑星In the Solar system, such a body that orbits within the orbit of Jupiter"Scientists study asteroids to learn more about the early solar system because many orbit between Mars and Jupiter. "科学者たちは、多くの小惑星が火星と木星の間を公転しているため、初期の太陽系についてさらに学ぶために小惑星を研究しています。astronomyspacescienceChat with AIVocabulary GamePractice Reading
