Yahoo奇摩字典 網頁搜尋

搜尋結果

1. Oxford Dictionary

   coal gas

   • IPA[ˈkəʊl ɡas]

   英式

   • n.
     a mixture of gases (chiefly hydrogen, methane, and carbon monoxide) obtained by the destructive distillation of coal and formerly used for lighting and heating.

   • noun: coal gas