单词	hornstone
释义	hornstone noun horn·​stone ˈhȯrn-ˌstōn  : a mineral that is a variety of quartz much like flint but more brittle Word History First Known Use 1728, in the meaning defined above
随便看	sodium lamp sodium lau sodium lauryl sulfate sodium light sodium meta sodium metaphosphate sodium metasilicate sodium molybdate sodium nitrate sodium nitrite sodium orthosilicate sodium oxide sodium pentothal sodium perchlorate sodium phosphate glass sodium polysulfide sodium pump sodium pyrophosphate sodium pyrosulfite sodium salicylate sodium sesquicarbonate sodium sesquisilicate sodium silicate sodium sulfate sodium sulfide

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