1·The calf has two lower jaws, but only one mouth.
小牛犊有两下颚，但只有一张嘴。
2·Misalignment of teeth between the upper and lower jaws can grind down the teeth and cause problems in chewing. Elsewhere, it is a cosmetic problem.
下颚间的牙齿咬合不正会磨损牙齿并造成咀嚼问题，此外，也会造成外表美观的问题。
3·Rather than a flexible lower jaw joint, they had a hinge between the upper jaws and the rest of the skull.
他们没有可活动的下颌关节，而是有一条筋腱连接着上颚和头骨。
4·Teeth of good size. Jaws strong with a perfect, regular and complete scissor bite, i. e. upper teeth closely overlapping lower teeth and set square to the jaws.
牙齿形状好，强壮的颌，完美的规则的剪刀状咬合，比如上齿紧紧覆盖下齿在口中构成三角形。
5·But in all carnivores, the lower canines are in the front of jaws, and only if the mouth is wide open are the upper canines exposed.
但是，在所有食肉动物中，下犬牙位于颌的前面，只有当嘴张大时上犬牙才能暴露出来。
6·Jaws and teeth strong with a perfect, regular and complete scissor bite, i. e. upper teeth closely overlapping lower teeth and set square to the jaws.
拉不拉多犬的下巴与牙齿有完美的结合，以交剪的方式完全咬合，及上面的牙齿与下面的牙齿紧密的重叠。
7·Jaws must be undershot. The incisors of the lower jaw should protrude over the upper incisors.
咬合必须是下颌突出式咬合，就是说，下颌的门牙必须比上颌的门牙向前突出一些。
8·The building west month lo wears me, tiny lower the head, inattentively hang up a corner of jaws, "whether have what medicine, later eating ambition forget some human, some matters?"
楼西月瞧着我，微微低头，不在意地勾勾嘴角，“是不是有什么药，吃了之后会忘掉一些人，一些事？”