V2EX lambda

Lambda

释义 Definition

lambda(名词)常指希腊字母 λ。在数学与科学中常用来表示“波长”、在统计学中表示“率/参数”,在计算机领域也常指“匿名函数(lambda function)”。(也可指某些组织/符号用法,语境不同含义会变。)

发音 Pronunciation (IPA)

/lmd/

例句 Examples

Lambda is the 11th letter of the Greek alphabet.
Lambda 是希腊字母表中的第 11 个字母。

In physics, λ (lambda) often denotes wavelength, which affects how we measure light and sound.
在物理学中,λ(lambda)常表示波长,它会影响我们如何测量光与声音。

词源 Etymology

Lambda 来自希腊语 λμβδα(lambda),是希腊字母名称的拉丁化/英语化形式。该字母在科学符号体系中被广泛采用,因此在现代英语里常被直接用作术语名称。

相关词 Related Words

文学作品中的用例 Literary Works

  • Thomas Pynchon《Gravity’s Rainbow》(《万有引力之虹》):作品中多处涉及科学与符号体系,出现希腊字母(包括 λ)等数学/物理记号的语境。
  • Hermann Hesse《The Glass Bead Game》(《玻璃珠游戏》):文本围绕学术符号与知识游戏展开,常出现数学与希腊字母等象征性表达(可能包含对 λ 等字母的使用)。
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