单词	double salt
释义	double salt noun : a salt (such as an alum) yielding on hydrolysis two different cations or anions Word History First Known Use circa 1849, in the meaning defined above
随便看	good news for someone good night good now good offices good ol' good ol' boy good old good old boy good ole good ole boy good on good on (someone) good on someone good people good practice good question good riddance Good Samaritan good scout good sense good speller good sport Good Templar good things come in small packages good time

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