时间: 2025-04-26 05:03:53
美: [tuθ]
英: [tuːθ]
n. 牙齿
vt. 给……装齿
vi. 啮合
n. (Tooth)人名；(英)图思
最后更新时间:2025-04-26 05:03:53
词源分析：Tooth源自古英语“tōþ”，与德语的“Zahn”和荷兰语的“tand”同源，均源自原始日耳曼语*taunþs，意指“牙齿”。
历史背景：该词的首次使用可追溯至公元前500年左右的古英语文献，反映了人类对牙齿的重要性。
课本：在*的英语教材中，"tooth"通常出现在初中或高中阶段的词汇学中。在牛津和美国的教材中，也多出现在小学或初中的基础词汇中。
正式与非正式语境：
特殊场合：
I have a toothache that won't go away.
He lost his first tooth when he was six.
The dentist recommended a fluoride treatment to strengthen my teeth.
Many animals have sharp teeth for hunting.
It’s important to floss between your teeth daily.
音标记忆法：/tuːθ/。
词根记忆法：分析“tooth”作为一个独立的词根，帮助理解相关词汇，如“toothbrush”和“toothpaste”。
通过以上分析和示例，可以更好地理解和记忆“tooth”这一单词。
[N-COUNT] Your teeth are the hard white objects in your mouth, which you use for biting and chewing. 牙齿
例：She had very pretty straight teeth.她有非常漂亮整齐的牙齿。
[N-PLURAL] The teeth of something such as a comb, saw, cog, or zipper are the parts that stick out in a row on its edge. (梳子、锯子、齿轮或拉链等物的) 齿
例：The front cog has 44 teeth.前齿轮有44个齿。
[PHRASE] If you have a sweet tooth, you like sweet food very much. 吃甜食的嗜好
例：Add more honey if you have a sweet tooth.如果你嗜好甜食就多加些蜂蜜。