self-activity
Self-motion or the power of moving one's self or itself without foreign or external aid.
plural of Finnell
A wrong play.
The point located at 90 degrees latitude north. The magnetic North Pole (where compasses point) may vary from where the Geographic north pole is.
研究者たちは、小型の自律ドローンが外部からの助けを借りずに雑然とした洞窟を航行する自己運動に魅了された。
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