英语词汇cannon-ball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	cannon-ball
词根词缀	Online Etymology Dictionary cannon-ball n. also cannon ball, 1660s, from cannon, n. + ball, n.1. As a type of dive, from 1905.
随便看	perplexity perquisite Perrier Perry per se perse persea persecute persecution persecutor Perseid Persephone Persepolis Perseus persever- perseverance perseverant perseverate perseveration persevere Persia Persian persiflage persimmon Persis

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