1.
the bulb of a tooth
齿穴中的乳头状突起物
2.
The boss or knob at the center of a shield.
盾牌中心的突起物或圆形把手
3.
Polyp:Growth projecting from the wall of a cavity lined with a mucous membrane.
息肉: 具黏膜的腔壁上形成的突起物。
4.
Any of the minute hairlike structures projecting from the surface of certain types of epithelial cells, especially those of the small intestine.
微绒毛；微小突起物；指状突起一些上皮细胞表面上突起的微小发状结构的总称，尤指小肠上的
5.
Characterized by or having many nodes or protuberances, jointed or knobby at intervals.
有节的特征为或在杆上有许多瘤、突起物、关节或隆起物
6.
"crest:a usually ornamental tuft, ridge, or similar projection on the head of a bird or other animal."
羽冠:鸟或其它动物头上通常作装饰用的冠毛、脊状突起或类似突起物.
7.
A usually ornamental tuft, ridge, or similar projection on the head of a bird or other animal.
羽冠鸟或其它动物头上通常作装饰用的冠毛、脊状突起或类似突起物
8.
A projection, flap, or short strip attached to an object to facilitate opening, handling, or identification.
标签，突出物附于某物上，便于开启、手拿或辨认的突起物、垂下物或短条
9.
Idea 2: Kathleen falls off the sled when it hits a bump.
想法二:雪橇撞到地面突起物时，凯萨琳掉下来了。
10.
Small projecting part of a plant or of the body of an animal
（动植物体上的）小的凸起部分，突，突起
11.
Having or resembling a knob or knoblike protuberance.
有或象圆形突起或圆形突起状的突出物的
12.
A swelling or rounded protuberance.
突出物肿起或拱起的结节
13.
A bony process projecting from the scapula toward the sternum in mammals.
肩突哺乳动物从肩板向胸骨凸出的骨状突起
14.
A gathered, protruding portion of fabric.
纠结突出的部分织物打摺且突起的部分
15.
A similar swelling on a plant.
疱状突起植物上类似的水疱
16.
The end of a pointed or projecting object.
尖端一个带尖或突起的物体的末端
17.
A body part or process shaped like a handle.
柄状物身体柄状部分或突起
18.
equip with fins, as of a car.
给汽车尾部安装突起装饰物。