英语词汇Proterozoic Eon的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	Proterozoic Eon
释义	Proterozoic Eon 释义元古宙英英释义 Noun 1. from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms
随便看	Ears,Internal ears into ear skin forceps Ears,Middle ear snapping unit ear-snapping unit ear snare ears,nose,and throat ear(s),nose,and throat ears of wheat earson ears-only ears open ear sore earsore earsores ear sound ear spatula ear speaker ear-speaker ear specialist ear specialists ear speculum ear speculum for child ear speculum (otoscope)

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Proterozoic Eon