alternation background

alternation

/ˈɒl.tə(ɹ).ˌneɪ.ʃən/ /ˈɑl.tɚ.ˌneɪ.ʃən/

Illustration alternation - Image 1

Illustration alternation - Image 2

noun

交替，轮换。

The reciprocal succession of (normally two) things in time or place; the act of following and being followed by turns; alternate succession, performance, or occurrence

Examples :

"alternation between night shifts and day shifts"

夜班和白班的轮换

time process event

Illustration alternation - Image 1

noun

交替应答, 轮流唱和

The response of the congregation speaking alternately with the minister.

Examples :

"The alternation of student questions and the teacher's explanations kept the class engaged. "

学生提问和老师讲解的交替进行，让课堂气氛非常活跃。

religion ritual communication

Illustration alternation - Image 1

noun

元音变换

Examples :

"The vowel alternation in the words "sing," "sang," and "sung" is a classic example of ablaut in English. "

英语中“sing”、“sang”和“sung”这些词的元音变换是日耳曼语系元音变换的典型例子。

linguistics grammar phonetics word

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noun

句法变换，句法交替

A pattern by which more than one construct is possible, as with "Alice cooked Bob dinner" and "Alice cooked dinner for Bob".

Examples :

"dative alternation; locative alternation"

与格句法变换；方位句法变换

grammar language linguistics

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noun

或，择一

The "inclusive or" truth function.

Examples :

"The cafeteria offers an alternation of either soup or salad with the main course; you can choose one, the other, or both. "

自助餐厅的主菜提供汤或沙拉的选择；你可以选汤，选沙拉，或者两者都选。

logic math philosophy computing

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noun

交替，更替。

A sequence that alternates between positive and negative values; sometimes incorrectly used to mean permutation.

Examples :

"The team practiced the alternation of offensive and defensive drills to prepare for all scenarios in the game. "

为了应对比赛中的各种情况，球队练习了进攻和防守演练的交替进行。

math number statistics physics

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noun

选择结构，择一匹配

A construct in a regular expression that can match any of several specified subexpressions.

Examples :

"The regular expression used alternation to allow matching either "cat" or "dog" in the text. "

这个正则表达式使用了选择结构，允许在文本中匹配“猫”或者“狗”。

computing language technical

Illustration alternation - Image 1

noun

交错，更迭。

A type of partial truncation of a polygon, polyhedron or tiling in which alternate vertices are removed.

Examples :

"The alternation of vertices on the square produced a shape that resembled a diamond. "

这个正方形经过交错地移除顶点后，形成了一个类似菱形的形状。