| 释义 |
perturbation
UK [ˌpɜ:.tə'beɪ.ʃən] US [ˌpɝ:.tˌɚ-] noun
WORRY 担心
uncountable formal
■worry 担心；烦恼
UK [ˌpɜ:.tə'beɪ.ʃən] US [ˌpɝ:.tˌɚ-] noun
CHANGE 改变
countable or uncountable specialized
■a small change in the regular movement of an object 摄动；扰动•Perturbations in the orbit of the planet Uranus led to the discovery of Neptune in 1846.天王星轨道的摄动使人们于1846年发现了海王星。 |