| 单词 | sistroid |
| 释义 | sistroid in British English (ˈsɪstrɔɪd) adjective contained between the convex sides of two intersecting curves Compare cissoid (sense 2)Word origin C20: from sistrum + -oidsistroid in American English (ˈsɪsˌtrɔɪd) adjective Ancient Mathematics designating the angle formed by the convex sides of two intersecting curves opposed to cissoid |
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