noun🔗Share無脊椎動物An animal without vertebrae, i.e. backbone."The earthworm is an invertebrate because it does not have a backbone. "ミミズは背骨がないため、無脊椎動物です。animalbiologyorganismnatureChat with AIVocabulary GamePractice Reading
noun🔗Share臆病者, 意気地なしA spineless person; a coward."He backed down from the argument so quickly; what an invertebrate! "彼はあんなに早く議論から退いた。臆病者だな！characterpersonattitudeChat with AIVocabulary GamePractice Reading
adjective🔗Share無脊椎のLacking a backbone."The jellyfish, a fascinating invertebrate animal, drifts gently in the ocean currents. "魅力的な無脊椎動物であるクラゲは、海流の中で穏やかに漂っています。organismanimalbiologyChat with AIVocabulary GamePractice Reading
