英语词汇D region的读音、翻译及短语词组释义-英汉双解词典-求索网

单词	D region
释义	D region D region n.（名词）The region of the ionosphere about 40 to 65 kilometers (25 to 40 miles) above the earth.D区：电离层中处于地球表面以上40至65公里(25至40英里）的部分
随便看	potassium aurichloride potassium aurobromide potassium aurocyanide potassium aurous cyanide potassium azide potassium benzene-diazotate potassium benzilate potassium benzoate potassium bicarbonate potassium bichromate potassium bifluoride potassium binoxalate potassium bioxalate potassium biphthalate potassium biselenite potassium bismuth tartrate potassium bisulfate potassium bisulfide potassium bisulfite potassium bitartrate potassium borofluoride potassium borohydride potassium borotartrate potassium bromate potassium bromaurate

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