英语词汇active layer怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	active layer
释义	active layer noun Geography the seasonally thawed surface layer above permafrost 【地理】活性层。
随便看	thrills and spills thrips thrive thro' throat throated throatier throatiest throatily throatiness throatlatch throat microphone throatwort throaty throb throes thrombectomy thrombi thrombin thrombo- thrombocyte thrombocythaemia thrombocytopenia thromboembolic thromboembolism

英汉双解词典包含131075条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。