“contrapone”的英文意思

单词 contrapone 释义 contrapone, v.|kntrpn|[ad. L. contrpnre to place against or opposite.]Logic. To convert by contraposition.1864Bowen Logic vi. 159 Logicians seem to have overlooked the fact that E can be contraponed into I.Ibid. vii. 212 The last..ex...