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单词 θ99016
释义
the world > space > shape > curvature > coil > [noun] > a spiral > helix (2)
helix1643

Anything of a spiral or coiled form, whether in one plane (like a watch-spring), or advancing around an axis (like a corkscrew), but more usually…

spiral1670

A curve traced by a point moving round, and simultaneously advancing along, a cylinder or cone; a helix or screw-line.

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更新时间:2024/9/21 11:12:33