英语词汇free central placentation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	free central placentation
释义	free central placentationn.Botany（名词）【植物学】 The arrangement of ovules on a central column that is not connected to the ovary wall by partitions, as in the ovaries of the carnation and primrose.分离中央胎座式：（如在康乃馨和报春花的子房里的）胚珠长在不经深裂片与室壁相连的中央柱上的排列方式
随便看	North Bay North Bellmore North Bergen northbound Northbrook North Brunswick north by east north by west North Canadian River North Cape North Carolina North Carolina A & T State University North Carolina Central University North Carolina School of the Arts North Carolina State University North Carolina State U-Raleigh Agricultural Inst. North Carolina Wesleyan College North Central Bible College North Central College North Central Michigan College North Central Missouri College North Central Technical College North Central Technical Institute North Channel North Charleston

英汉双解词典包含166908条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。