| 单词 | persulphuric acid |
| 释义 | > as lemmaspersulphuric acid persulphuric acid n. either of two strongly oxidizing acids: peroxymonosulphuric acid, H2SO5, and peroxydisulphuric acid, H2S2O8.extracted from persulphuricpersulfuricadj.< as lemmas |
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