noun🔗Share底物，受质 What an enzyme acts upon."The enzyme lactase helps digest lactose; lactose is the substrate in this reaction. "乳糖酶帮助消化乳糖；在这个反应中，乳糖是它的作用对象，也就是底物。biochemistrybiologychemistrymedicineChat with AIVocabulary GamePractice Reading
noun🔗Share基质，基层，底物。 A surface on which an organism grows, or to which an organism or an item is attached."The rock surface of a rockpool is the substrate for a sessile organism such as a limpet."岩石水洼的岩石表面是笠贝等固着生物的附着基质。biologyorganismmaterialenvironmentsciencebiochemistryecologyChat with AIVocabulary GamePractice Reading
noun🔗Share基底，底层。 An underlying layer; a substratum."The artist applied the paint directly to the wood substrate. "艺术家直接把颜料涂在了木质基底上。materialsciencebiologygeologychemistryenvironmentstructureChat with AIVocabulary GamePractice Reading
noun🔗Share底层语言, 基底层语言. A language that is replaced in a population by another language and that influences the language imposed on its speakers."The distinct accent of many English speakers in Ireland reveals the influence of Gaelic, which served as a substrate when English became the dominant language. "爱尔兰许多英语使用者的独特口音揭示了盖尔语的影响，当英语成为主导语言时，盖尔语作为一种底层语言影响了英语。languagelinguisticshistoryChat with AIVocabulary GamePractice Reading
noun🔗Share基体，底层材料。 (plating) A metal which is plated with another metal which has different physical properties."The inexpensive steel substrate was plated with a thin layer of gold to make the jewelry look more valuable. "为了让首饰看起来更贵重，就在廉价的钢制基体上镀了一层薄薄的黄金。materialtechnicalindustryChat with AIVocabulary GamePractice Reading
noun🔗Share基底，基层。 A surface to which a substance adheres."The sticker adhered firmly to the substrate of the laptop. "这张贴纸牢牢地贴在了笔记本电脑的表面基底上。materialsciencechemistrybiologyChat with AIVocabulary GamePractice Reading
noun🔗Share基底，基层。 The substance lining the bottom edge of an enclosure."Stream substrate affects fish longevity."溪流的基底会影响鱼的寿命。materialsubstanceenvironmentbiologyChat with AIVocabulary GamePractice Reading
verb🔗Share铺，垫。 To strew or lay under."Before painting the house, we need to substrate the floor with drop cloths to protect it from splatters. "在粉刷房子之前，我们需要在地上铺上防护布，以防止油漆飞溅。materialsubstancebiologyenvironmentChat with AIVocabulary GamePractice Reading
adjective🔗Share略有浅沟的 Having very slight furrows."The substrate surface of the old vinyl record was covered in scratches and dust. "这张旧黑胶唱片的略有浅沟的表面布满了划痕和灰尘。appearancequalityChat with AIVocabulary GamePractice Reading
