地軸

地轴
dìzhóu
the earth's axis

CEDICT

  1. (astronomy, geology) axis of the Earth's rotation
  2. axis of the Earth's rotation

Wiktionary

一條假想的軸，地球不停的繞著這條軸自轉，它通過地球內部連接南北兩極，並與赤道平面相垂直。

重編國語辭典

Entry Composition

1 地 dì
  1. earth
  2. ground
  3. field
  4. place
  5. land

classifier: 片
2 軸 zhóu
  1. axis
  2. axle
  3. spool (for thread)
  4. roller (for scrolls)
  5. classifier for calligraphy rolls etc