| 单词 | perturbational | 
| 释义 | Definition of perturbational in English:perturbationaladjective ˌpəːtəˈbeɪʃ(ə)n(ə)l Physics 
 OriginMid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From perturbation + -al. Definition of perturbational in US English:perturbationaladjectiveˌpəːtəˈbeɪʃ(ə)n(ə)l Physics 
 OriginMid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From perturbation + -al.  | 
	
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