1N-COUNT 矢量;向量 A vector is a variable quantity, such as force, that has size and direction. 矢量;向量 [technical]
2N-COUNT (传播疾病的)媒介昆虫,带菌生物 A vector is an insect or other organism that causes a disease by carrying a germ or parasite from one person or animal to another. (传播疾病的)媒介昆虫,带菌生物 [medicine]