noun🔗Share外皮，表皮，外壳。 An outer protective covering such as the feathers or skin of an animal, a rind or shell."The turtle's hard integument protected it from predators. "乌龟坚硬的外壳保护它免受捕食者的侵害。animalbiologyanatomyorganismbodyChat with AIVocabulary GamePractice Reading
noun🔗Share珠被，外种皮 The outer layer of an ovule, which develops into the seed coat."The integuments of the developing sunflower seed will eventually harden into the familiar black shell. "正在发育的向日葵种子的珠被（外种皮）最终会硬化成我们熟悉的黑色外壳。plantbiologyseednaturepartorganismChat with AIVocabulary GamePractice Reading
