A horny external covering that encloses the polyp colonies of certain hydrozoans.

(某些水螅体的)围膜包在某些水螅体外的角质物

属类：综合句库--

The term bill is preferred for the beak of a bird, composed of upper and lower jaws covered by a horny sheath of skin, with the nostrils on top, usually at the base.

bill一词通常指的是鸟喙,由上、下嘴组成,外包一角质皮鞘。背面有鼻孔,常在喙基。

属类：化学及生命科学-动物-家禽

A flexible tonguelike organ in certain mollusks,having rows of horny teeth on the surface.

齿舌某些软体动物象舌头一样有弹性的器官,表面有数排角质的齿

属类：综合句库--

One of the horny ribs that stiffen and support the wing of an insect.

翅脉稳固并支撑昆虫的翅膀的角质翅脉之一

属类：综合句库--

The state of being enclosed in an oval,horny case.Used of an insect pupa.

封闭状态封闭在椭圆形角质壳内的状态。用于一虫蛹

属类：综合句库--

Any of various aquatic or terrestrial reptiles of the order Testudines(or Chelonia,having horny toothless jaws and a bony or leathery shell into which the head,limbs,and tail can be withdrawn in most species.

龟龟鳖目的各种水生或陆生的爬行动物,有角质无齿的颌,骨质的或似皮革的壳,许多品种的龟可将头、四肢和尾缩进壳中

属类：综合句库--

The mottled,horny ,translucent,brownish covering of the carapace of certain tortoises or turtles,especially the hawksbill,used to make combs,jewelry,and other articles.

龟甲,玳瑁某些乌龟或甲鱼肉体上覆盖着的有花纹,角质、透明的,褐色的甲壳特别是玳瑁龟的甲壳,通常用来制作梳子,珠宝和其它工艺品

属类：综合句库--

A localized thickening and enlargement of the horny layer of the skin.

鸡眼,老茧皮肤角质层的局部增厚和增大

属类：综合句库--

Chitin: White, horny substance found in the external skeleton of crabs, lobsters, and many insects; in internal structures of some other invertebrates; and in some fungi, algae, and yeasts.

几丁质:白色角质物质,存在于昆虫、蟹、螯虾的外骨骼以及其它无脊椎动物的内部结构和一些菌类、海藻、酵母菌中。

属类：化学及生命科学-化学-

Any of numerous insects of the order Coleoptera,having biting mouthparts and forewings modified to form horny coverings that protect the underlying pair of membranous hind wings when at rest.

甲虫一种甲壳虫类昆虫,具有锐利的嘴部和可变为角质形式的前翼,用来保护休息时收在它下面的一对很薄的后翼

属类：综合句库--

The last harden and migrate to the surface to form a dead, relatively dry outer layer of horny tissue that constantly sloughs away. The dermis contains sensory nerves and blood vessels within connective tissue.

角蛋白变硬,移到表面,形成死的、相对干燥的不断脱落的外层角质。真皮包括感觉神经和一供应表皮营养的精密血管网络。

属类：化学及生命科学-医学-生理与解剖

Made of horn or a hornlike substance;horny .

角质的用角质或类似角质的物质制成的;角质的

属类：综合句库--

The conversion of squamous epithelial cells into a keratinized,horny material,such as hair,nails,or feathers.

角质化鳞状的上皮组织转化为角质化,角质样的物质,例如毛发、指甲或羽毛

属类：综合句库--

Excessive growth of horny tissue of the skin.

角质疣皮肤角质组织的过度生长的部分

属类：综合句库--

It consists of two horny plates attached to the roof of the mouth. Each plate (as long as 3.6 m, in the right whale)is composed of parallel slats with fringes that mat together to form a sieve.

鲸须固定在嘴的上颚,由两块角质板组成,每块角质板(露脊鲸的角质板长达3.6公尺)是一组平行的带有缘缨的板条,缘缨缠结在一起形成一个密筛。

属类：化学及生命科学-动物-哺乳动物

Enclosed in an oval, horny case. Used of an insect pupa.'

壳内的封闭在椭圆形角质壳内的。用于一虫蛹

属类：综合句库--

The old gardener has horny hands.

老园丁有双勤劳粗硬的手.

属类：英汉句库--

The old gardener had horny hands

老园丁有一双粗硬的手。

属类：综合句库--

A horny growth on the heel of a horse's hoof.

马蹄底部的角质层

属类：综合句库--

beak:The horny , projecting structure forming the mandibles of a bird, especially one that is strong, sharp, and useful in striking and tearing; a bill.

鸟喙,鸟嘴:构成鸟嘴上下喙的角质突出结构,尤指坚硬、锋利且有撕扯、刺穿之功用。

属类：综合句库-未分类-

A lid or flap covering an aperture, such as the gill cover in some fishes or the horny shell cover in snails or other mollusks.

鳃盖覆盖在一孔或缝隙上的盖,如一些鱼类的鳃或覆盖在蛇或其它软体动物身上的角质壳

属类：综合句库--

The horny part of a horse's hoof.

蹄槽马蹄的角状部分

属类：综合句库--

A wedge-shaped,horny prominence in the sole of a horse's hoof.

蹄叉马蹄底部的楔形角质垫

属类：综合句库--

Horny rings on a rattlesnake's tail that make a rattling noise when shaken

响尾蛇尾部的角质环,摆动时格格作响

属类：综合句库-典型例句-

Many farmers'hands are horny from work.

许多农人的手因工作而起硬茧。

属类：综合句库--

The series of horny structures at the end of a rattlesnake's tail.

音响构造响尾蛇尾部尖端能发出连续响声的结构

属类：综合句库--

hands horny from hard work

由于辛苦工作而粗硬起茧的手.

属类：英汉句库--

Having a hard covering of scales, spines, or horny plate, as an armadillo or a lobster

有甲壳的有鳞片状、棘状突起或者角质小片状的硬壳,例如象犰狳或者龙虾

属类：综合句库--

The horny part of the jaws of a bird;a beak.

啄鸟嘴的坚硬部分;啄

属类：综合句库--

for she knew the stranger by his horny coat.

她通过不速之客突出的外衣知道了他的身份。

属类：英汉句库-article.yeeyan.org-