英语词汇unprincipled的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	unprincipled
词根词缀	词源： 1634, "not instructed" (in something), from un- (1) "not" + principled (see principle). Meaning "not honorable" is recorded from 1644.
随便看	dungaree dungarees dungeon dunk dunno duo duodecimal duodecimo duodenum dupe duplex duplicate duplication duplicitous duplicity durable dura mater duration duress Durham durian during durst durum Dushanbe

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