英语词汇biogenic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	biogenic
词根词缀	词源： 1904, with ref. to Haeckel's recapitulation theory; 1913 as "produced by living organisms," from bio- + genic "produced by" (see genus).
随便看	underdog underdone underdressed under-employed underestimate underfoot undergo undergraduate underground Underground Railroad undergrowth underhand underlay underlie underline underling underlying undermine underneath under-nourished underofficer underpants underpass underpinning underplay

英语词根词缀词典收录了31503条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。