单词 | 鸟蛋 |
释义 | 〔nest〕To hunt for birds' nests, especially in order to collect the eggs.猎取鸟窝:寻找鸟窝,尤其是为了收集鸟蛋〔sitting〕An act, a condition, or a period of brooding on eggs by a bird; incubation.孵:鸟类孵化鸟蛋所实施的行为,所出现的状态或所花费的时间;孵化〔egg〕Middle English egge [bird's egg] 中古英语 egge [鸟蛋] 〔blastoderm〕The layer of cells that develops on the surface of the yolk in an avian or reptilian egg and gives rise to the germinal disk from which the embryo develops.胚盘:鸟蛋或爬行动物卵的蛋黄表面的细胞层,胚盘由此形成,胚胎从胚盘发育 |
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