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permutation - 英文单词学习

permutation

.pә:mju'teiʃәn

英文释义

n. the act of changing the arrangement of a given number of elements
n. complete change in character or condition
n. act of changing the lineal order of objects in a group

中文翻译

n. 交换, 更动, 排列
[计] 排列

18,648
BNC 频率
20,172
使用频率

记忆技巧

permutation由per-（表示完全、彻底）和mutare（拉丁语，意为改变）构成，意为“彻底改变”或“排列组合”。

例句

1. There are many different permutations of the same letters to form words.
同样字母的不同排列可以形成许多单词。
2. The teacher asked the students to find all the permutations of the numbers 1, 2, and 3.
老师让学生找出数字1、2和3的所有排列方式。
3. In mathematics, a permutation refers to an arrangement of objects in a specific order.
在数学中，排列指的是以特定顺序排列物体。

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