Its newborn are the size of bumblebees and its nest is the size of a walnut.
孵出的蜂鸟只有大黄蜂那么大,其巢只有核桃那么大.
Newborn babies are responsive to sounds three months before birth.
新生儿在出生前3个月就能对声音做出反应。
The way the child responded to the newborn's arrival served as an excellent predictor of their future relationship over the coming year.
孩子对新生儿到来的反应方式成为了预测他们在接下来一年中关系发展的绝佳指标。
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