The farm's annual report noted that egg incubation rates improved after upgrading the heating system.

農場年度報告指出，升級暖氣系統後，雞蛋的孵化率提高了。

Our tour guide explained that penguin incubation lasts about two months in harsh conditions.

我們的導遊解釋，企鵝在嚴酷環境中孵卵約需兩個月。

The poultry supplier emailed us new incubation guidelines before shipping the fertilized eggs next week.

家禽供應商在下週出貨受精蛋前，先寄給我們新的孵化指南。