基本解释白色(質)躰同根派生 etioplast相关词英汉例句Etioplast A modified chloroplast formed from proplastids in leaves grown in total darkness. 白色躰：葉在生長過程中完全置於黑暗條件下，由前質躰形成的變化了的葉綠躰。etioplast membranes 白化躰膜etioplast更多例句