aberration; annualannual aberration周年: anniversary; 25光行差: aberration光行差: aberration◇光行差位移 aberration shift长期光行差: secular aberration固定光行差: constant aberration下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:周年光行差,即可在微信中查询翻译