地心

 
[dì xīn]

地心的用法和样例:

例句

  1. 地心吸力把物体吸向地心。
    The force of gravity pulls things towards the earth's centre.
  2. 落下的东西因为地心引力的缘故,都会掉到地上。
    Anything that is dropped falls towards the ground because of the force of gravity.

短语

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