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汉语拼音：xià è

1.脊椎动物的下颚骨，又称下颌。

2.多数节肢动物口器的第二对附肢，也称"小颚"或"下腮"。生在口两旁的下方，是摄取食物﹑帮助咀嚼的器官。形状很小，长有很多短毛。

1. 脊椎动物的下鄂骨，又称下颌。

   洪深 《电影戏剧表演术》第三章三：“下颚不常用的，一动即暗示兽性。”

2. 多数节肢动物口器的第二对附肢，也称“小颚”或“下腮”。生在口两旁的下方，是摄取食物、帮助咀嚼的器官。形状很小，长有很多短毛。

• The animal found the grenade on the ground, picked it up in its jaws and trotted back to its owner.

  动物发现手榴弹在地面上，拾起它的下颚和小跑回到它的主人。

• But she, thinking that he had raised his hand to slap her face, she gave him a sound crack in the jaw with that big peasant hand of hers.

  说完他想拍拍她的脸蛋，她却以为菲尔莫举起手来是要扇她耳光，便用她那只乡巴佬的大手朝他下颚上响亮地抽了一记。

• A man's lover and his mother tended to have similar fullness in the lips, width of mouth, as well as length and width of jaw.

  男人寻找的女伴通常会在嘴唇的丰满度，宽度，下颚的长度和宽度这些方面与其母亲有着相似性。

• Then on her daily walk, she felt a pain in her jaw and experienced short periods of breathlessness .

  有天散步时，她感到下颚痛，并有段时间曾喘不上气。

• This 3-foot-long croc was a plant- and grub-eater with a pair of buckteeth in the lower jaw it used to dig for food.

  这种3英尺长的鳄鱼以植物和幼虫为食，它下颚上长着一对龅牙用来挖掘食物。

• "After that, we will repair his chin and lower jaw and mend the lost part of his face with bones and skin from his own body, " said He.

  陈医生还说：“在这之后，将对他的下颚何和下颌进行修复并用他自身的骨头和皮肤修复他脸部的其他缺失部分。”

• Apparently she told him there had been complications and bandaged his head and jaw to stop him opening his mouth.

  显然，女牙医为了避免他张开嘴发现牙齿被拔光，告诉他由于出现并发症，需要用绷带包住头部和下颚。

• Moreover, the bones in the front part of a baleen whale's lower jaw, or mandible, aren't fused as they are in other mammals.

  另外，须鲸下颚前部的骨骼，也就是所说的下颌骨，并不像其他哺乳动物一样是愈合在一起的。

• He undulates his neck and in doing so may rub the top of his head on the chin of the female.

  进而让颈部上下起伏，在此过程中，它的头顶可能会摩擦到雌龟的下颚。