A long, projecting tooth or toothlike part.
尖牙，尖物长而突出的牙齿或齿状物
a flat device with narrow pointed teeth on one edge; disentangles or arranges hair.
在一边有窄的尖的齿状物的扁平装置；用来解开理顺头发。
an artificial crown for a tooth.
为牙齿造的假的冠状物。
the bulb of a tooth
齿穴中的乳头状突起物
A crown for covering or sealing a tooth.
齿冠遮盖或密封牙齿的冠状物
Whales use their pectinate teeth to gather plankton.
鲸鱼用牠们栉齿状的牙齿来捉浮游生物。
(dentistry) an imprint of the teeth and gums in wax or plaster.
在蜡状物或石膏上留下的牙齿或齿龈的印记。
A notch or jagged cut in an edge.
锯齿状缺口物体边缘“Ｖ”形或锯齿形的缺口
A fringe of toothlike appendages surrounding the mouth of a moss capsule.
孢蒴齿围在苔藓或苞蒴口周围的皱褶状或齿状附加物
A paste for cleaning teeth.
牙膏一种用来清洁牙齿的膏状物
Powder for cleaning teeth.
洗牙粉用来清洗牙齿的粉状物
a small spiked wheel at the end of a spur.
在驱动物末端的穗状齿轮。
A projecting part resembling a tooth in shape or function, as on a comb, gear, or saw.
类齿物在形状或功能上与牙齿相近的突出部分，例如梳子、齿轮或锯子上的
North American herb with pungent scaly or toothed roots.
北美的一种植物，根茎有类似齿状鳞片覆盖。
European perennial whose serrate leaves yield a yellow dye.
欧洲终年植物，其锯齿状叶子可制黄色染料。
a fern of the genus Woodwadia having the sori in chainlike rows.
狗脊蕨属的一种孢子呈链状的羊齿植物。
Having two teeth or toothlike parts.
有两齿的有两齿或齿状部分的
basic crown gear
基准冠[冕状]齿轮