| 词汇 | frontier |
| 词根词缀 | 词源： c.1400, from O.Fr. fronter, from front "brow" (see front). Originally the front line of an army, sense of "borderland" is first attested 1413. In reference to N.Amer., from 1676; later with a specific sense:"What is the frontier? ... In the census reports it is treated as the margin of that settlement which has a density of two or more to the square mile." [F.J. Turner, "The Frontier in American History"]Frontiersman is from 1782. 词根记忆： n. 国境,边境;尖端,新领域The minority of us are confronted with difficulty in the frontier of the major.我们少数人在该专业尖端领域面临困难. n. 边疆,边境(front前面+ier)[-ier表名词,"人或物"] 词根词缀： frontier frontier n 边疆,边境(front前面+ier) -ier表名词,”人或物” pacifier n 调解人(pacify调解+ier) cashier n 出纳(cash现金+ier) cavalier n 骑士,武士(caval马+ier) financier n 财政家(finance金融+ier) chandelier n 枝形吊灯,烛台(chandel[=eandle蜡烛]+ier) brrier n 障碍物(barr栅栏+ier) glacier n 冰河,冰川(glac冰+ier) frontier n 边疆,边境(front前面+ier) |
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