英语词汇“元生代”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	元生代
释义	元生代 yuán shēng dài地质年代之一。介于始生代与古生代之间。此一时期海洋中已有无脊椎动物、藻类、菌类等生物。距今约二十亿年。
随便看	sponge mushroom sponge mushrooms sponge nickel Sponge of Absorbable Gelatin sponge off sponge off someone sponge off the taBle spongeoid sponge oil sponge oil unit spongeol sponge product sponge product factory sponge protein sponge pudding sponge puddings sponge puffs sponger sponge racket sponge,radiopaque sponge receptacle sponge-robber pad sponge rock sponge roll sponge rot