Grammar Note
仅作可数名词；在数学、物理和计算机领域常见。
向量；矢量
先理解核心含义，再看它在真实句子里的用法。
向量；矢量
A quantity having both magnitude and direction, such as a directed line segment; a variable that can be resolved into components.
In physics class, we learned how to add two vectors by drawing them tip to tail.
在物理课上，我们学习了如何通过首尾相接来相加两个向量。
具有大小和方向的量；两个点之间的有符号差。
A directed quantity, one with both magnitude and direction; the signed difference between two points.
可以分解为分量的变量
a variable quantity that can be resolved into components
一种动态可调整大小的数组。
A kind of dynamically resizable array.
长度为大小、方向为空间方向的直线段
a straight line segment whose length is magnitude and whose orientation in space is direction
The pilot used a vector to describe the plane's speed and direction.
飞行员用一个向量来描述飞机的速度和方向。
AI contextual example
A force is a vector because it has both magnitude and direction.
力是向量，因为它既有大小又有方向。
AI contextual example
mosquitos are vectors of malaria and yellow fever
蚊子是疟疾和黄热病的传播媒介。
WordNet
fleas are vectors of the plague
跳蚤是鼠疫的传播媒介。
WordNet
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仅作可数名词；在数学、物理和计算机领域常见。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.