单词 sesquiduple 释义 sesquiduple, a.|sskwdjup()l|[f. sesqui- + duple, to express the meaning ‘two and a half’ (on a false analogy), after sesquialteral.]Involving a ratio of 2 to 1. So sesquiduplicate a.1775Ash, Sesquiduplicate, belonging to the ratio...