英语词汇plastochron index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	plastochron index
释义	Definition of plastochron index in English: plastochron index noun Botany An index for measuring the developmental age of a shoot, based on the number of leaves that are not less than some stated length, plus a fractional adjustment so calculated that the value of the index changes smoothly as the shoot grows. Origin 1950s. Definition of plastochron index in US English: plastochron index noun Botany An index for measuring the developmental age of a shoot, based on the number of leaves that are not less than some stated length, plus a fractional adjustment so calculated that the value of the index changes smoothly as the shoot grows. Origin 1950s.
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英汉双解词典包含464360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。

　

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更新时间：2024/10/19 16:28:18