原来天鹅们将那只冻在冰上的黑额黑雁围住了，我的朋友担心那只命在旦夕的黑额黑雁或许将在一群天鹅的利喙下变得千疮百孔。
As the swans surrounded the frozen goose, she feared what life it still had might be pecked out by those great swan bills.
上颌骨额突由梨状孔和泪嵴向头侧方向伸出，与额骨和鼻骨相接。
The maxillary processes extend in a cephalad direction form the piriform aperture to the lacrimal crest, uniting with the frontal and nasal bones.
原来天鹅们将那只冻在冰上的黑额黑雁围住了，我的朋友担心那只命在旦夕的黑额黑雁或许将在一群天鹅的利喙下变得千疮百孔。
As the swans surrounded the frozen goose, she feared what life it still had might be packed out by those great swan bills.
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