您要查找的是不是：
- A peg for fixing the crown to the root of a tooth. 牙钉用来将牙冠固定在牙根上的钉子
- A bonelike substance covering the root of a tooth. 牙骨质一种覆盖住牙根的骨状物质
- The part of a tooth between the crown and the root. 牙颈在牙冠和牙根之间的部位
- The young man stumbled over the root of a tree. 这个年青人绊到树根上摔倒了。
- The dog was snuffling around the roots of a tree. 那条狗在树根处嗅来嗅去。
- He stumbled over the root of a tree. 他被树根绊了一下。
- To determine or calculate(the root of a number). 开方，求根确定或计算（一数的根）
- a bonelike substance covering the root of a tooth 一种覆盖住牙根的骨状物质
- a peg for fixing the crown to the root of a tooth 用来将牙冠固定在牙根上的钉子
- the root of a tooth [a hair, the tongue] 牙[发, 舌]根
- The dog is snuffling around the root of a tree. 那条狗在树根处嗅来嗅去。
- the root of a tooth [a hair, the tongue 牙[发, 舌]根
- The young man stumbled over the root of a tree . 这个年青人绊到树根上摔倒了。
- The root of a plant grows deep into the soil. 植物的根扎在土壤的深处。
- Databases cannot be placed at the root of a volume. 不能将数据库放在卷的根目录。
- He tripped over the root of a tree. 他被树根绊倒。
- The students will extract the root of a number. 学生们会求一个数字的根。
- Water passes into the roots of a plant by osmosis. 水经透析进入植物根部。
- Idleness is the root of all evil. 懒惰乃万恶之源。
- The sensitive tissue in the pulp of a tooth. 牙髓神经牙髓里的感觉组织
