.常见的前缀：under- : belowundercharge 索价低，undercoat底漆, underclothing内衣类, underdone半熟的，嫩的, undercurrent暗流 insufficientundermanned人员不足的, undernourished营养不良的, underpaid工资过低的 underplay贬低的重要性，对轻描淡写的anti- = against 反，对立antibody抗体 anticraft 防空dis-: to do the opposite, reversediscover, dissuade, disadvantage, dischargede- = (forming verbs and their derivatives) down; away构成动词及其派生词“向下”，“在远处”debase base = low v. 贬低，贬值 debris bris = break n. 残骸，垃圾，碎片，岩屑decay ca
