incisor

简明释义

英[ɪnˈsaɪzə(r)]美[ɪnˈsaɪzər]

n. [解剖] 切牙；门牙

复 数 i n c i s o r s

英英释义

单词用法

同义词

反义词

例句

1.The overlap range of impacted canine and the root of incisors can't be used as an indicator of the extent of the incisor root resorption.

不能依靠曲面断层片上阻生牙牙冠与邻牙牙根的重叠范围来判断是否存在切牙的牙根吸收及吸收程度。

2.Management involved positioning the canine teeth into the central incisor region and placing porcelain veneers on these teeth.

管理参与定位犬齿到区域中切牙瓷贴面，把这些牙齿。

3.The inferior alveolar nerve at the end of mandibular canal is divided into two branches: the incisor nerve and the mental nerve.

下牙槽神经的终末支颏神经和切牙神经分别走行与上述两管内。

4.Results All parameters of 14 teeth were achieved The parameter of TM in mandibular incisor was the highest and in mandibular first molar lowest.

结果得到右侧上下颌14颗牙的牙动度参数的正常范围，其牙动度参数的均值以下颌前牙最大，下颌第一磨牙最小。

5.The placement of the incisor teeth bracket was in the middle of the clinical crown, and retention arch wire was straight wire without step bends.

其最大特点是既反映大多数牙的临床牙冠中点，又对某些牙位托槽位置进行了调整，实现了无弓丝弯曲的直丝弓矫治目的。

6.Objective To discuss Construction of the three-dimensional finite element model of maxillary central incisor by using ct scanning technique.

目的研究在计算机上建立上颌中切牙的三维有限元数学模型。

7.It has the function of recurved incisor. The cement output system adopts double protection and the performance is very excellent.

具有内弯自动切齿功能，出胶系统双重保护性能优异。

8.Incisor. He used his teeth.

门牙，门齿，切牙。

9.The dentist explained that the incisor 门牙 is essential for cutting food.

牙医解释说，门牙 incisor 对于切割食物是必不可少的。

10.Children usually lose their incisors 门牙 during their early school years.

孩子们通常在上学的早期就会掉落他们的门牙 incisors。

11.A chipped incisor 门牙 can be repaired with bonding material.

一个破损的门牙 incisor 可以用粘合材料修复。

12.The incisors 门牙 are the first teeth to appear in infants.

婴儿的第一颗牙齿通常是门牙 incisors。

13.Proper care of your incisors 门牙 can prevent cavities.

妥善护理你的门牙 incisors 可以预防蛀牙。

作文

The human mouth is a complex structure that plays a crucial role in our daily lives. Among the various components of the mouth, the teeth are perhaps the most significant, as they enable us to chew food, speak clearly, and maintain facial aesthetics. One particular type of tooth that serves a vital function is the incisor (切牙). These teeth are located at the front of the mouth and are characterized by their sharp, flat edges, which make them ideal for cutting and slicing food. Incisors are the first teeth to erupt in children, usually appearing around the age of six months. They are divided into two categories: central incisors (中切牙) and lateral incisors (侧切牙). The central incisors are located in the middle of the mouth, while the lateral incisors are positioned next to them. Adults typically have a total of eight incisors, four on the top and four on the bottom. The primary function of incisors is to cut food into smaller pieces, making it easier to chew and swallow. This cutting action is essential for proper digestion, as it breaks down food into manageable sizes. For example, when biting into an apple, the sharp edges of the incisors allow us to slice through the skin and flesh of the fruit effortlessly. In addition to their role in eating, incisors also play a significant part in speech. Many sounds in the English language, such as 'f' and 'v', require the use of the incisors to create the correct pronunciation. When we speak, the positioning of the tongue and the presence of the incisors help articulate words clearly, contributing to effective communication. Moreover, incisors contribute to the overall appearance of a person’s smile. A healthy set of incisors can enhance one’s confidence and self-esteem. People often invest in dental care and cosmetic procedures to ensure their incisors are straight, white, and free from decay. This focus on aesthetics highlights the importance of these teeth not only for functionality but also for social interactions. However, incisors are susceptible to dental issues such as cavities, wear, and misalignment. Poor oral hygiene can lead to plaque buildup, which may result in tooth decay if not addressed promptly. Regular dental check-ups and proper brushing techniques are essential for maintaining the health of our incisors. Additionally, orthodontic treatments may be necessary for individuals with crooked or overcrowded incisors, ensuring that they function properly and maintain an attractive appearance. In conclusion, incisors are more than just teeth; they are essential tools for cutting food, aiding in speech, and enhancing our smiles. Understanding the importance of these teeth can encourage individuals to prioritize their dental health. By taking good care of our incisors, we can enjoy a lifetime of healthy eating, clear communication, and confident smiles.

人类的口腔是一个复杂的结构，在我们的日常生活中发挥着至关重要的作用。在口腔的各个组成部分中，牙齿可能是最重要的，因为它们使我们能够咀嚼食物、清晰地说话并保持面部美观。其中一种具有重要功能的牙齿类型是切牙（incisor）。这些牙齿位于口腔的前面，具有锋利而平坦的边缘，使其非常适合切割和切片食物。 切牙是儿童中最早出现的牙齿，通常在六个月大时开始长出。它们分为两类：中央切牙（central incisor）和侧切牙（lateral incisor）。中央切牙位于口腔中间，而侧切牙则位于它们旁边。成年人通常有八颗切牙，上面四颗，下面四颗。 切牙的主要功能是将食物切成更小的块，以便更容易咀嚼和吞咽。这种切割动作对消化至关重要，因为它将食物分解成可管理的大小。例如，当咬苹果时，切牙的锋利边缘使我们能够轻松地切穿水果的皮和果肉。 除了在饮食中的作用外，切牙在语言中也扮演着重要角色。英语中的许多声音，如“f”和“v”，都需要使用切牙来发出正确的发音。当我们说话时，舌头的位置和切牙的存在有助于清晰地表达单词，从而促进有效的沟通。 此外，切牙还对一个人的微笑外观产生影响。一口健康的切牙可以增强一个人的自信心和自尊心。人们常常会投资于牙科护理和美容程序，以确保他们的切牙笔直、洁白且没有蛀牙。这种对美学的关注突显了这些牙齿不仅在功能上重要，而且在社交互动中也至关重要。 然而，切牙容易受到牙齿问题的困扰，例如蛀牙、磨损和错位。口腔卫生不良可能导致牙菌斑积聚，如果不及时处理，可能导致牙齿腐烂。定期的牙科检查和正确的刷牙技巧对于维持我们的切牙的健康至关重要。此外，对于那些有歪斜或拥挤的切牙的人，正畸治疗可能是必要的，以确保它们正常功能并保持吸引人的外观。 总之，切牙不仅仅是牙齿；它们是切割食物、帮助言语和增强微笑的重要工具。理解这些牙齿的重要性可以鼓励个人优先考虑他们的牙齿健康。通过好好照顾我们的切牙，我们可以享受终生健康饮食、清晰交流和自信微笑。