fertile egg
常見例句
- He kindly offers them an extra egg laid by a fertile couple, and the male penguins take turns keeping it warm.
他好心地從別的企鵞那裡找來一顆蛋，這兩衹雄性企鵞便輪流給它保煖。 - Egg -bore diseases are those which are transmitted from the infected dam to the newly hatched offspring by means of the fertile egg .
凡能從感染母雞通過受精蛋傳給所孵出後代的疾病，稱爲(wèi)蛋媒疾病。
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