transitive. Originally (Astronomy): to deflect (a celestial object) from its theoretically regular orbit by the gravitational attraction of bodies…
| 单词 | θ262 | 
| 释义 | the world > the universe > heavenly body > movement of heavenly bodies > move			[verb (transitive)]		 > cause to deviate (1)		 perturb1879 transitive. Originally (Astronomy): to deflect (a celestial object) from its theoretically regular orbit by the gravitational attraction of bodies…  | 
	
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