| 单词 | aclinic line |
| 释义 | aclinic line /ay klin"ik/ an imaginary line on the surface of the earth, close and approximately parallel to the equator, connecting all those points over which a magnetic needle shows no inclination from the horizontal. Also called magnetic equator. [1840-50; < Gk aklin(és) not bending (a- A-6 + klin-, var. s. of klínein to bend) + -IC] |
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