英语词汇“The concern of this book is water pollution”的翻译、意思、用法、释义-英汉汉英双解词典

单词	The concern of this book is water pollution
释义	The concern of this book is water pollution. 这本书所讲的是水污染问题。
随便看	Decagny decagon decagonal decagonally decagonal quasicrystal decagonal system Decagone decagons decagram deca-gram decagramme decagrammes decagrams deca-grams deca-gray decagynian decagynian,-nous decagynous decahedra decahedral decahedral variable geometry truss decahedron decahedrons decahenry decahertz