回: circle; wind折子: booklet in accordion form wi ...叶: leaf; foliage的: 4次方是 The fourth power of 2 i ...回折子叶: diplecolobous cotyledon子叶的: cotyledonal; cotyledonary; cotyledonous对折子叶: conduplicate cotyledon单子叶的: monocotyledonous; monocotylous等子叶的: isocotylous多子叶的: polycotylous假单子叶的: pseudo monocotyledonous具六子叶的: hexacotylous具三子叶的: tricotyledonous具子叶的: cotyledonous三合子叶的: trisynocotyledonous双子叶的: dicots; dicotyledonous; dicotylous四子叶的: tetracotyl无子叶的: acotyledonous五子叶的: pentacotyl回折: backfolding; contraflexure; foldback dna; inflexion; rebate折子: booklet in accordion form with a slipcase, used for keeping accounts, etc子叶: [植物学] cotyledon叶的: foliaceous; foliar; lobar管道;折子: piping回折点: inflection point; inflexion point