向量代数 xiàngliàngdàishù vector algebra Definitions Defs Origin Strokes Stroke Words Sentences Sents 向量 xiàngliàng vector (math) a quantity having direction as well as magnitude, such as force or velocity; also called 矢量 shǐliàng代数 代數 dàishù noun algebra (math) algebra; a branch of mathematics where letters and symbols are used to represent numbers and express general relationships