40 il-,ir- ① 放在同辅音词根前表示不,无 illegal非法的
illiterate 不识字的
illogical不合逻辑的
illimitable无限的
irregular不规则的
irrational不合理的
irrelative无关的
irresolute无决断力的
irreproadchable 无可指责的
irrefutable无可反驳的
irresistible不可抗拒的
irrevocable不可取消的
② 表示使.成为,进入
illustrate说明,阐明
illuminate照亮;使明白
illusion幻觉
illusory虚幻的
irruption闯入,冲入
irradiate使明亮,生辉
irritate激怒;刺激
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