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  1. 直線

    • zhuyin[ㄓˊㄒㄧㄢˋ]
    • pinyin[zhixian]
    • a straight line; a beeline;(of rise or fall) precipitous; steep; sharp
    • 相關詞
    • a rectilinear flight
    • [Physics] a linac; a linear accelerator
    • in alignment
    • linearity; rectilinearity
    • line symmestry (an object has line symmetry if it can be divided in half by one or more lines ...
    • [Physics] a rectilinear motion; a straight-line motion
    • [Physics] rectilinear propagation; straight-line propagation
    • a straightedge rule
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    • 更多解釋
    • pinying[zhi2 xian4]
    • straight line

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  2. 知識+