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vector/ˈvektər/
1.noun[c]
变量
2.noun[c] [Mathematics]
向量，矢量
3.noun[c] [Biology]
（病菌的）传播者，传染媒介
4.noun[c] [Genetics]
载体，介体
5.noun[c]
航线，航向
6.vt.
给……导航，用无线电指示方向