单词	nitrifier
释义	nitrifier noun ni·​tri·​fi·​er ˈnī-trə-ˌfī(-ə)r  : any of the nitrifying bacteria Word History First Known Use 1903, in the meaning defined above
随便看	coal tar coal tit coal-oil brush coal-scuttle bonnet coal-tar dye coal-whipper coala coalas coalballs coalbins coalboxes Coalbrookdale coaled hotfoots (it) hotfoots it hotfootter hotfoottest hothead hotheaded hotheadedly hotheadedness hotheadednesses hotheads hothearted hothouse

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