maintain aspect

maintain aspect aspect aspect aspect maintain aspect to还是 aspect of aspect请翻译 aspect ratio是什么 ? mood modality tense aspect aspect.?/什么意思? aspect 是什么意思啊? topological aspect是什么意思 dual-aspect是什么意思 aspect ratio什么意思 英语语法：是in this aspect 还是on this aspect? the continuous aspect和the perfect aspect分别是什么意思? This is one aspect of make allowance for the aspect.