英语词汇topsoil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	topsoil
释义	topsoil 英/ ?t?ps??l / 美/ ?tɑ?ps??l / 简明释义 n.表层土；上层土 IELTS/TOEFL/ 网络释义 1 ?表土层 topsoils(表土层), 此释义来源于网络辞典。短语 1 humus content of topsoils 表土的腐殖质含量 2 floodplain topsoils 河滩表层土 3 humus s content of topsoils 表土的腐殖质含量双语例句 1 The organic matter content as well as the total and available contents of nutrients increased at the first 2~5 years, and then declined rapidly, especially for those in topsoils. 土壤有机质含量、全量养分含量和速效养分含量均在采伐初期2～ 5年增加，随后又迅速减少，尤其是表层土壤变化更为明显；
随便看	proandrous hermaphrodite proandry proangiogenesis proangiogenetic proangiogenic proangiosperm proangiosperm proangiotensin proANP proanthesis proanthocyanidin proanthocyanidins proanthocyanidins proanthocyanins proanthostrobilus pro-antigen proantithrombin pro-antithrombin Proanura proapoptosis proapoptotic pro-apoptotic Proaqua PROAR Proaraucaria

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