牙床的用法和樣例：
例句
-
牙床都腫了。
The gum is swelling. -
齦膿腫牙床上生的小癤或腫塊，常由齲牙引起
A small boil or abscess on the gum, often resulting from tooth decay. -
長牙牙齒突然從牙床里長出
The emergence of a tooth through the gums. -
假牙托安裝在牙床上固定假牙的薄金屬或塑料支持物
A thin metallic or plastic support fitted to the gums to anchor artificial teeth.
