| 词汇 | insane |
| 词根词缀 | 词源： 1560, from L. insanus "mad, insane, outrageous, excessive, extravagant," from in- "not" + sanus (see sane). Originally only of persons; of actions, from 1842. Cf. lunatic; and It. pazzo "insane," originally a euphemism, from L. patiens "suffering." Ger. verrückt, lit. pp. of verrücken "to displace," "applied to the brain as to a clock that is 'out of order' " [Buck]. 词根记忆： a. 头脑不清的(in不+sane清醒的)[san,sanit=healthy,表示"健康的"] 词根词缀： insane insane a 头脑不清的(in不+sane清醒的) san, sanit= healthy,表示”健康的” sane a 神志清醒的sanity n 精神健全(san+ity) insane a 头脑不清的(in不+sane清醒的) sanitary a 卫生的(sanit+ary=健康的=卫生的) sanitation n 卫生(设备) (sanit+ation) sanstive a 有疗效的(san+ative=有健康作用的) sanatorium n 疗养院(sanat[=sanat]+orium场所=健康场所) |
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