'dual' 的视觉含义？ - 通过图片学习，日常生活中的例子

的视觉插图 dual: 另一半，配对物
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dual: 另一半，配对物
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dual: 另一半，配对物
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dual: 另一半，配对物
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noun

另一半，配对物

Of an item that is one of a pair, the other item in the pair.

"My sister and I share a bedroom, and the room has a dual desk. "

我和妹妹共用一个卧室，房间里有一张双人书桌，我们一人用一半。

的视觉插图 dual: 对偶，对偶体。
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dual: 对偶，对偶体。
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dual: 对偶，对偶体。
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noun

对偶，对偶体。

Of a regular polyhedron with V vertices and F faces, the regular polyhedron having F vertices and V faces.

"The octahedron is the dual of the cube."

正八面体是立方体的对偶体。

的视觉插图 dual: 对偶，双数。
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dual: 对偶，双数。
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dual: 对偶，双数。
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noun

对偶，双数。

(grammar) dual number The grammatical number of a noun marking two of something (as in singular, dual, plural), sometimes referring to two of anything (a couple of, exactly two of), or a chirality-marked pair (as in left and right, as with gloves or shoes) or in some languages as a discourse marker, "between you and me". A few languages display trial number.

"The grammar lesson focused on the dual number, which describes two things, like a pair of shoes or two friends. "

语法课的重点是对偶数，它用来描述两个事物，比如一双鞋或者两个朋友。

grammar language linguistics number

的视觉插图 dual: 对偶，对偶空间。

noun

对偶，对偶空间。

Of a vector in an inner product space, the linear functional corresponding to taking the inner product with that vector. The set of all duals is a vector space called the dual space.

"The dual of the vector representing my daily tasks is the functional that measures how much time each task takes. "

代表我日常任务的向量的对偶，是一个衡量每个任务花费多少时间的泛函。

math technical space function

的视觉插图 dual: 复线化，双线化
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dual: 复线化，双线化
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dual: 复线化，双线化
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verb

复线化，双线化

To convert from single to dual; specifically, to convert a single-carriageway road to a dual carriageway.

"The city council voted to dual the main road leading to the school, making it safer for students to travel. "

市议会投票决定将通往学校的主要道路复线化，使学生出行更加安全。

traffic building

的视觉插图 dual: 双重的，二元的。
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dual: 双重的，二元的。
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dual: 双重的，二元的。
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dual: 双重的，二元的。
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dual: 双重的，二元的。
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adjective

双重的，二元的。

Exhibiting duality; characterized by having two (usually equivalent) components.

"The student's dual citizenship allowed them to participate in both their home country's and their adopted country's cultural events. "

这个学生拥有双重国籍，这使得他们既能参与祖国的文化活动，也能参与所居住国家的文化活动。

philosophy science

的视觉插图 dual: 双重的，二元的.
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dual: 双重的，二元的.
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dual: 双重的，二元的.
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dual: 双重的，二元的.
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adjective

双重的，二元的.

Acting as a counterpart.

"My sister and I have dual roles in the family; she is the organizer, and I am the one who handles the details. "

在家里，我和我姐姐扮演着双重角色；她是组织者，而我是负责处理细节的人。

function system

的视觉插图 dual: 双重的，二元的。
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dual: 双重的，二元的。
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dual: 双重的，二元的。
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dual: 双重的，二元的。
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dual: 双重的，二元的。
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adjective

双重的，二元的。

"a dual-headed computer"

一台双头电脑

number type quality

的视觉插图 dual: 双数，对偶的。
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dual: 双数，对偶的。
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dual: 双数，对偶的。
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dual: 双数，对偶的。
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adjective

双数，对偶的。

(grammar) Pertaining to grammatical number (as in singular and plural), referring to two of something, such as a pair of shoes, in the context of the singular, plural and, in some languages, trial grammatical number.

"Modern Arabic displays a dual number, as did Homeric Greek."

现代阿拉伯语像荷马希腊语一样，保留了双数形式（指表示“两个”的语法形式）。

grammar language linguistics

的视觉插图 dual: 对偶的，双的.

adjective

对偶的，双的.

Being the space of all linear functionals of (some other space).

"The student's understanding of linear algebra relied on a strong grasp of the dual space of vectors. "

这位学生对线性代数的理解依赖于对向量对偶空间的牢固掌握。(Zhè wèi xuésheng duì xiànxìng dàishù de lǐjiě yīlài yú duì xiàngliàng duì'ǒu kōngjiān de láogù zhǎngwò.)

math space function technical

的视觉插图 dual: 对偶的，二元的
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dual: 对偶的，二元的
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dual: 对偶的，二元的
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adjective

对偶的，二元的

Being the dual of some other category; containing the same objects but with source and target reversed for all morphisms.

"The dual role of a parent is demanding; they are both the provider and the nurturer. "

父母的双重角色要求很高；他们既是养家糊口的人，又是照顾孩子的人。(Fùmǔ de shuāngchóng juésè yāoqiú hěn gāo; tāmen jì shì yǎngjiā húkǒu de rén, yòu shì zhàogù háizi de rén.)

math logic computing technical science