单词	alumen ustum
释义	alumen ustum noun alumen us·​tum -ˈəstəm, -ˈu̇s- plural alumina usta -mənəˈəstə, -ˈu̇s- : burnt alum Word History Etymology New Latin First Known Use 1753, in the meaning defined above
随便看	nock nock falls nock willow nock, mount nocked nockerl nockerln nocket nockets nocking nocking point nocks noct- noctambulant noctambulation noctambulations noctambule noctambulic noctambulism noctambulisms noctambulist noctambulistic noctambulists noctambulo noctambuloes

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