单词	ammonium bromide
释义	ammonium bromide noun : a colorless crystalline salt NH4Br used in photography and in medicine as a sedative Word History First Known Use 1856, in the meaning defined above
随便看	hydraulics hydraulus hydrauluses hydraz- hydrazide hydrazides hydrazidine hydrazine hydrazine hydrate hydrazines hydrazinium hydrazino- hydrazo- hydrazoate hydrazobenzene hydrazoic acid hydrazoites hydrazonium hydri hydria hydriae hydrias hydric hydriccer hydriccest

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