牙槽骨吸收是导致临床咀嚼困难和失牙的主要原因。
Alveolar bone resorption is the major reason of dysmasesia and dyspepsia.
其他症状包括颞关节声响、开口受限或偏斜、以及咀嚼困难。
Other symptom and signs of TMD may include TM joint noise, limited or deviant jaw opening, and chewing difficulties.
导致咀嚼困难的因素包括牙松脱口水分泌减少口腔疼痛中风老年痴呆症等。
The causes of chewing difficulties include dental and oral problems, reduced salivation, and impaired oral control resulting from stroke and dementia.
导致咀嚼困难的因素包括牙齿松脱、口水分泌减少、口腔疼痛、中风、老年痴呆症等。
The causes of chewing difficulties include dental and oral problems , reduced salivation , and impaired oral control resulting from stroke and dementia.
手术后你咀嚼和吞咽都会感到困难。
After the operation you may find it difficult to chew and swallow.
但是，微笑和咀嚼对我来说都非常困难。
你可以发现咀嚼和吞咽困难。
这说明可能在困难时期来临而不易咀嚼食物是仅有的食物来源时，这个人种所具有的强壮下颚和牙齿便可以立刻派上用场。
This suggests that perhaps its robust jaws and teeth came in handy when times were difficult and hard-to-eat foods were the only things available.
接受普通化疗的患者中高达40%患有痛性口腔溃疡亦为粘膜炎，这能够产生咀嚼和咽食困难。
Up to 40 percent of patients given a common chemotherapy drug suffer from the painful sores known as oral mucositis, which can make eating and swallowing difficult.
它们便是咀嚼式口器及吸收式口器。一些咀嚼式口器在池塘边喝水可能会有困难，所以通过咀嚼叶子来获取水分会更简单。
There are chewers and suckers. Some chewers may have a difficult time trying to draw water from a pond, whereas getting their water from chewing a leaf is simple.
它们便是咀嚼式口器及吸收式口器。一些咀嚼式口器在池塘边喝水可能会有困难，所以通过咀嚼叶子来获取水分会更简单。
There are chewers and suckers. Some chewers may have a difficult time trying to draw water from a pond, whereas getting their water from chewing a leaf is simple.
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