无齿的

Any of several primitive mouselike rodents with long hind legs and no cheek pouches; of woodlands of Eurasia and North America.

有长后腿并无颊囊的几种象鼠的原始啮齿动物；产于欧亚大陆和北美洲的森林中。

Any of several freshwater bivalve mollusks of the genera Anodonta and Unio, found in the central United States, that burrow in the sand or mud of lakes and streams.

淡水蚌发现于美国中部的无齿贝属和珠蚌属几种淡水双壳软体动物的一种，在湖和河中的沙中或泥中挖洞

Palea apex toothed, the keels winged, ciliolate along the wings; panicle 10–15 cm, glabrous in axils.

齿状的Palea 顶，龙骨飞行，沿着翅膀具短缘毛；圆锥花序10-15厘米，无毛的在腋处。

Branches glabrous; leaf blade narrowly ovate to lanceolate, margin finely crenulate throughout; spikes very slender, to 26 cm.

分枝无毛；叶片狭卵形到披针形，好具细圆齿的边缘全部；纤细的穗状花序，在26 厘米 11 B 。

Staminodes terete and divided at apex or not, or flat and 5-7-dentate or 2- or 3- or 5-lobed at apex, apex usually eglandular.

圆柱状的退化雄蕊和与否分在先端，或平和5-7有齿或者2或3-或者5浅裂在先端，无腺体的先端通常。

As an initial attempt to set up a "Freshwater Mussel Watching" system,swan mussels were collected from Wuli Lake of the Taihu Lake in March 2003 for analysis by gas chromatography of dichlorodiphenyltrichloroethanes(p,p′-DDE,o,p′-DDT,p,p′-DDD,p,p′-DDT),and α-,β-,γ-,δ-hexachlorocyclohexane isomers in soft tissues.

作为建立淡水&贝类观察&体系的初步尝试，选定2003年3月采自太湖五里湖水域的背角无齿蚌为研究对象，测定其体内滴滴涕和六六六含量。

Hairs stellate; involucral bracts spatulate-lanceolate or obovate; calyx without accessory teeth; fruit glabrous.

毛星状；总苞片匙形披针形的或倒卵形；没有附件齿的花萼；果无毛。

Sugarless chewing gum is the world's most popular leisure fashion one of the food in the country has developed rapidly, in particular its mouthguard can help the characteristics favored by consumers.

无糖口香糖是目前国际上最流行的时尚休闲食品之一，在国内也发展很快，特别是其能帮助护齿的特点深受消费者青睐。

However, at least one type of pterosaur ''did'' have at least the ''Pteranodon''-like crest and teeth--the ''

然而，有一种翼龙类的确有无齿翼龙的冠饰，而且有牙齿；'' Ludodactylus''，名字意思为&玩具翼手龙&，因为它外表类似儿童的翼手龙玩具外貌。

In an experiment with mice, the researchers identified and removed certain receptors on the olfactory bulb of their brains -- and the result was a batch of fearless rodents.

在一个老鼠实验中，研究者们定位并取走了老鼠大脑中相对应的嗅觉球状体--结果便是产生了这批英勇无惧的啮齿类动物。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐