noun🔗Share引理，辅助定理 A proposition proved or accepted for immediate use in the proof of some other proposition."Before proving the complex theorem about baking a perfect cake, the chef first established the lemma that precise ingredient measurements are crucial. "在证明关于如何烤出完美蛋糕的复杂定理之前，这位厨师首先确立了一个引理，那就是精确的配料测量至关重要。mathlogictheoryChat with AIVocabulary GamePractice Reading
noun🔗Share词元，词位. The canonical form of an inflected word; i.e., the form usually found as the headword in a dictionary, such as the nominative singular of a noun, the bare infinitive of a verb, etc."The dictionary lists "better" under its lemma, "good." "词典将“better”列在它的词元“good”之下。grammarlinguisticswordChat with AIVocabulary GamePractice Reading
noun🔗Share词位, 词素. (psycholinguistics) The theoretical abstract conceptual form of a word, representing a specific meaning, before the creation of a specific phonological form as the sounds of a lexeme, which may find representation in a specific written form as a dictionary or lexicographic word."When trying to remember the word for "a small, furry, plant-eating mammal," I accessed the lemma representing its meaning, but couldn't immediately retrieve its phonological form – the sounds that make up the word "hamster." "当我想回忆表示“一种小型的、毛茸茸的、以植物为食的哺乳动物”的词时，我调取了代表其意义的词位 (lemma)，但无法立刻提取出它的语音形式，也就是组成“hamster”（仓鼠）这个词的声音。linguisticswordlanguagemindcommunicationphilosophytheorysciencetechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share果皮，外壳 The outer shell of a fruit or similar body."The farmer carefully removed the lemma from the grains of wheat before milling them into flour. "农夫小心地去除了小麦粒上的外壳，然后将它们磨成面粉。fruitplantbiologyChat with AIVocabulary GamePractice Reading
noun🔗Share颖片 One of the specialized bracts around the floret in grasses."The botanist carefully examined the grass floret, noting the shape and texture of the lemma protecting the tiny flower inside. "植物学家仔细检查了这株草的小花，并记录了颖片的形状和质地，这些颖片保护着里面细小的花朵。plantbiologypartChat with AIVocabulary GamePractice Reading
