ostrich egg

An ostrich egg is equal in volume to 24 chicken eggs .

一枚鸵鸟蛋的体积相当于24枚鸡蛋。

" If a kangaroo laid an egg from which an ostrich hatched , that would surely be an ostrich egg , not a kangaroo egg . "

“如果袋鼠生的蛋孵出了鸵鸟，那应当说它是一只鸵鸟蛋，而非袋鼠蛋。”

Here we are on the Serengeti Plain in Africa , where an ostrich has abandoned an egg and a hungry jackal means to make a meal out of it .

现在我们在非洲大草原上。一只鸵鸟刚刚下了一个蛋，一只饥饿的豺狼瞄准了这只蛋，决定美餐一顿。