字典網>> 英漢字典>> D開頭詞條>>double doublet的意思 漢英字典double doublet中文翻譯：【化】 雙雙峰; 2X2峰字典網 相關詞條：double bond double-step write compensation double scale double-cut file double-current generator double local oscillator double seat valve double harelip double inclined plane splint double beak anvil