noun🔗Share泛函 A function that takes a function as its argument; More precisely: A function y=f(x) whose argument x varies in a space of (real valued, complex valued) functions and whose value belongs to a monodimensional space. An example: the definite integration of integrable real functions in a real interval."The functional analysis course focused on definite integrals, a type of mathematical function. "泛函分析课程着重讲解了定积分，定积分是一种数学上的泛函。mathfunctiontechnicaltoeicChat with AIVocabulary GamePractice Reading
noun🔗Share泛函 A scalar-valued linear function on a vector space."The functional used in the physics class is a good example of a mapping from vectors to a single number. "物理课上用的那个泛函很好地展示了从向量到单个数字的映射。mathfunctiontoeicChat with AIVocabulary GamePractice Reading
noun🔗Share函数对象，函数符。 An object encapsulating a function pointer (or equivalent)."The new app uses a functional to allow users to quickly calculate their daily calorie needs. "这个新应用使用了一个函数对象，让用户能够快速计算他们每日所需的卡路里。computingtechnologyfunctiontoeicChat with AIVocabulary GamePractice Reading
adjective🔗Share功能正常，能正常使用。 In good working order."The old refrigerator was no longer functional; it wouldn't keep food cold. "那个旧冰箱已经不能正常使用了，它都没法保鲜食物了。utilitytechnicalconditiontoeicChat with AIVocabulary GamePractice Reading
adjective🔗Share实用, 有用的. Useful; serving a purpose, fulfilling a function"That sculpture is not merely artistic, but also functional: it can be used as a hatrack."那个雕塑不仅仅是艺术品，而且很实用：它可以当帽子架用。utilityfunctiontechnologytechnicalabilitymachinedeviceworktoeicChat with AIVocabulary GamePractice Reading
adjective🔗Share功能性的，实用的。 Only for functional purposes, notably in architecture"A functional construction element generally must meet higher technical but lower aesthetical requirements"在建筑中，功能性的构件通常需要满足更高的技术要求，但对美观的要求则较低。architecturefunctionbuildingtoeicChat with AIVocabulary GamePractice Reading
adjective🔗Share函数式的，纯函数的 Having semantics defined purely in terms of mathematical functions, without side-effects."The spreadsheet program's formulas are functional; they calculate results based on the input values without changing any other parts of the document. "这个电子表格程序的公式都是函数式的，它们只根据输入值计算结果，而不会改变文档的任何其他部分。computingmathtechnicalfunctionlogicsciencetoeicChat with AIVocabulary GamePractice Reading
adjective🔗Share功能性的，非器质性的 Of a disease, such that its symptoms cannot be referred to any appreciable lesion or change of structure; opposed to organic disease, in which the organ itself is affected."The doctor diagnosed a functional pain disorder, meaning the pain had no apparent physical cause. "医生诊断为功能性疼痛障碍，意思是疼痛没有明显的器质性病变原因。medicinediseasephysiologyorgananatomyconditionfunctionbiologytoeicChat with AIVocabulary GamePractice Reading
