incisors

简明释义

英[ɪnˈsaɪzəz]美[ɪnˈsaɪzərz]

n. [解剖]门齿；[解剖]切牙（incisor 的复数）

英英释义

单词用法

同义词

反义词

例句

1.The incisors are set a the base in on line.

门齿位置都在一个直线上。

2.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。

3.Objective To investigate the clinical effect of one-time root canal therapy and reattachment of permanent incisors with crown fracture.

目的：观察恒切牙外伤冠折后行一次性根管治疗与断冠再接术的临床效果。

4.Objective to investigate the clinical effect of partial pulpotomy on young permanent incisors with complicated crown fracture.

目的观察部分活髓切断术治疗年轻恒牙冠折露髓的临床效果。

5.The incisors meet with a scissors grip.

该门齿满足与剪刀抓地力。

6.The rate of short root was high in maxillary central incisors.

上颌中切牙的短根牙比例相当高。

7.Incisors are the eight teeth at the front of your mouth — four at the top, four at the bottom.

门牙是分布于口腔下颚前方的八颗牙齿，四颗在上，四颗在下。

8.Methods: 14 fractured crown fragments of incisors were immediate reattached using dual-curing resin cement system.

方法：14例冠折上前牙用双重固化树脂粘接系统进行断端即刻再接修复，临床观察1年。

9.The dentist pointed out that my incisors 门牙 were slightly misaligned.

牙医指出我的incisors 门牙稍微不齐。

10.Children often lose their incisors 门牙 as they grow up.

孩子们在成长过程中常常会掉落他们的incisors 门牙。

11.The orthodontist recommended braces to straighten my incisors 门牙.

正畸医生建议我戴牙套来矫正我的incisors 门牙。

12.She chipped one of her incisors 门牙 while eating hard candy.

她在吃硬糖时把一颗incisors 门牙磕掉了。

13.Brushing your incisors 门牙 is essential for maintaining oral hygiene.

刷洗你的incisors 门牙对保持口腔卫生至关重要。

作文

The human mouth is a complex and fascinating structure that plays a crucial role in our daily lives. One of the most important components of the mouth is the set of teeth, which can be categorized into different types based on their functions. Among these types, the most prominent are the incisors, which are the front teeth that we use for cutting food. Understanding the anatomy and function of incisors can help us appreciate their significance in our overall dental health.Incisors are typically flat and chisel-shaped, designed specifically for biting and cutting. In humans, there are eight incisors, four on the top and four on the bottom. These teeth are the first to come into contact with food when we take a bite, making them essential for the initial stages of eating. Their sharp edges allow us to easily slice through fruits, vegetables, and other soft foods. Without healthy incisors, our ability to consume a varied diet could be severely compromised.From an evolutionary perspective, incisors have played a significant role in the survival of our species. Early humans relied heavily on their teeth for processing food, as cooking was not always an option. Strong and effective incisors allowed our ancestors to eat raw meat and tough plant materials, providing them with the necessary nutrients for survival. Over time, as our diets evolved and cooking became more prevalent, the function of incisors shifted slightly but remained vital.Dental hygiene is crucial for maintaining healthy incisors and preventing decay. Neglecting oral care can lead to cavities, gum disease, and even tooth loss. Regular brushing and flossing, along with routine dental check-ups, are essential practices for keeping our incisors in good condition. Additionally, a balanced diet low in sugary snacks can help protect these vital teeth from damage.In some cases, individuals may experience issues with their incisors, such as misalignment or overcrowding. These dental problems can affect not only the appearance of a person’s smile but also their ability to chew properly. Orthodontic treatments, such as braces or aligners, can help correct these issues, ensuring that the incisors and other teeth are properly aligned for optimal function.Moreover, the aesthetic aspect of incisors cannot be overlooked. A bright, healthy smile often begins with well-maintained incisors. Many people seek cosmetic dentistry options to enhance the appearance of their front teeth, whether through whitening treatments, veneers, or bonding. The confidence that comes from having attractive incisors can significantly impact one’s social interactions and self-esteem.In conclusion, incisors are more than just teeth; they are essential tools that contribute to our ability to eat, speak, and smile. Understanding their function and importance can encourage individuals to take better care of their dental health. By prioritizing oral hygiene and seeking professional help when needed, we can ensure that our incisors remain strong and healthy throughout our lives. After all, a healthy set of incisors is a key component of a vibrant and fulfilling life.

人类的口腔是一个复杂而迷人的结构，在我们的日常生活中扮演着至关重要的角色。口腔中最重要的组成部分之一就是牙齿，根据其功能可以将其分类为不同类型。在这些类型中，最显著的是前牙，即我们用来切割食物的切牙。理解切牙的解剖结构和功能可以帮助我们欣赏它们在整体牙齿健康中的重要性。切牙通常是扁平且刀锋状的，专门设计用于咬合和切割。在人类中，有八颗切牙，上面四颗，下面四颗。这些牙齿在我们咬食物时首先与食物接触，使它们在进食的初始阶段至关重要。它们的锋利边缘使我们能够轻松地切割水果、蔬菜和其他软食。如果没有健康的切牙，我们摄入多样化饮食的能力可能会受到严重影响。从进化的角度来看，切牙在我们物种的生存中发挥了重要作用。早期人类在处理食物时非常依赖牙齿，因为烹饪并不总是可行的。强健有效的切牙使我们的祖先能够吃生肉和坚韧的植物材料，为他们提供生存所需的营养。随着时间的推移，随着饮食的演变和烹饪的普及，切牙的功能略有变化，但仍然至关重要。口腔卫生对于保持健康的切牙和防止蛀牙至关重要。忽视口腔护理可能导致龋齿、牙龈疾病甚至牙齿缺失。定期刷牙和使用牙线，以及定期的牙科检查，对于保持我们的切牙处于良好状态至关重要。此外，低糖零食的均衡饮食可以帮助保护这些重要牙齿免受损害。在某些情况下，个体可能会遇到与其切牙相关的问题，例如错位或拥挤。这些牙科问题不仅会影响一个人的微笑外观，还会影响其正常咀嚼的能力。正畸治疗，如牙套或矫正器，可以帮助纠正这些问题，确保切牙和其他牙齿正确对齐，以实现最佳功能。此外，切牙的美学方面也不容忽视。明亮、健康的微笑往往始于良好维护的切牙。许多人寻求美容牙科选项，以增强前牙的外观，无论是通过美白治疗、贴面还是粘接。拥有迷人的切牙所带来的自信可以显著影响一个人的社交互动和自尊心。总之，切牙不仅仅是牙齿；它们是促进我们吃东西、说话和微笑的重要工具。理解它们的功能和重要性可以鼓励人们更好地照顾自己的牙齿健康。通过优先考虑口腔卫生和在需要时寻求专业帮助，我们可以确保我们的切牙在一生中保持强健和健康。毕竟，一副健康的切牙是充实而美好生活的关键组成部分。