line of longitude
参考词典中line of longitude的常规释义：
英英解释
1个名词解释
- an imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator
[同] line of longitude, meridian
[例]- all points on the same meridian have the same longitude
点击查看……- an imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator
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