| 词汇 | impurity |
| 词根词缀 | 545. pur(i), purg=pure, to clean, to cleanse 表示“纯洁；变干净”impurity,pure,purify,purity,purgation,expurgate,purge impurity★ n. 不纯；有罪 im（不）＋purity→不纯 pure★ a. 纯的；纯洁的 purify★ v. 使清洁；使纯正 pur＋ify（使）→使变干净→使清洁 purity★ n. 纯净 pur＋ity→纯净 purgation★★ n. 清洗 purg＋ation→使干净→清洗 expurgate★★★ v. 删除 ex（使）＋purg＋ate→变干净→删除 purge★★★ v. 使清净；清除 Miles closed his eyes and lay still, trying to purge his mind of anxiety. 迈尔斯闭上眼睛，静静地躺在那儿，试图摆脱焦虑的情绪。 |
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