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- Yahoo字典IPA [tuːθ]
- 同義詞:
n 名詞
- 1. 牙齒; 顯示出堅定的姿態 a set of teeth 一副牙齒
- 2. 齒
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內容. TOOTH翻譯：嘴巴, 牙，牙齒, 尖端, （工具邊緣、梳子、鋸、拉鏈等的）齒狀物，齒, 力量。. 了解更多。.
Human teeth function to mechanically break down items of food by cutting and crushing them in preparation for swallowing and digesting. As such, they are considered part of the human digestive system. [1] Humans have four types of teeth: incisors, canines, premolars, and molars, which each have a specific function.
TOOTH翻译：嘴巴, 牙，牙齿, 尖端, （工具边缘、梳子、锯、拉链等的）齿状物，齿, 力量。了解更多。 Furthermore, the isotopic composition of each tooth is fixed when that tooth develops and remains unchanged subsequently because dental tissue does not remodel.
A tooth (pl.: teeth) is a hard, calcified structure found in the jaws (or mouths) of many vertebrates and used to break down food. Some animals, particularly carnivores and omnivores , also use teeth to help with capturing or wounding prey, tearing food, for defensive purposes, to intimidate other animals often including their own, or to carry ...
Tooth Club is a website that provides oral health education and information for the public. You can learn about the structure and function of teeth, how to prevent ...
Tooth, any of the hard, resistant structures occurring on the jaws and in or around the mouth and pharynx areas of vertebrates. Teeth are used for catching and masticating food, for defense, and for other specialized purposes. Learn more about teeth in this article.
牙齒. 人類的牙齒. 牙齒. 牙齒 存在於很多 脊椎動物 ( 鳥類 除外)的 頭部 （或口部）內、功能用於咀嚼 食物 的 鈣 化 組織 。. 肉食性動物 尤其倚賴牙齒進行 獵食 或搏鬥、禦敵。. 牙齒的構成成份不是 骨骼 ，而是由 動物 體內不同 密度 與 硬度 的複雜 ...
