英语词汇retarder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	retarder
词根词缀	Online Etymology Dictionary retarder n. 1640s, agent noun from retard, v.. Of railway braking mechanisms from 1937.
随便看	-phot-, -photo- phrag-, phragm-, phragmo-, phrax-, -phraxis phrasal phrase phraseology -phrasia phrasing phras, pha, phe, phu phras-, phra-, -phrasia, -phrase, -phrastic phreak phreat-, phreato-, phreati- phren- phrenetic phreni- -phrenia phrenic phrenico- phreno- phrenology phreno-, phren-, phreni-, phrenico-, phrenic-, -phrenia, -phrenic, -phrenically phret-, phreto- phront-, phorntid-; phronemo-, phron- Phrygian phryno-, phryn- phthal-

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