英语词汇subterranean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	subterranean
词根词缀	Online Etymology Dictionary subterranean adj. c.1600, from Latin subterraneus "underground," from sub "under" (see sub-) + terra "earth, the ground" (see terrain) + -an.
随便看	tipstaff tipster tipsy tiptoe tip-top tir tirade tire tired -tired tiredness tireless tiresome tiro- Tironian 'tis tisane tiss- tissue tit titan- titan titani- titanic titanico-

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