protoplanet
/'prəutəu,plænit/
n. 
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end-equipment, Enderby Land, endergonic, endermic, Enders, endexine, end-fatigue, end-fed, end-feet, end-flake,
相似单词
protophyll, protophyllin, protophyta, protophyte, protopine, protoplanet, protoplasm, protoplasmic, protoplasmodium, protoplast,