查询词典 pinnate

Any plant of the genus Amorpha having odd-pinnate leaves and purplish spicate flowers.

紫穗槐属的任何一种植物，具有奇数羽状叶和紫色穗状花。

According to the arra ngem ent of phloem and xylem, shape of xylem and the Arranging way of xylem rays, the midrib-bundles were divided into five forms :(1) amphicribral round bundle;(2 ) pinnate-ray amphicribral reniform bundle;(3) fan-ray amphicribral reniform b undle;(4) almost-amphicribral bundle;(5) collateral bundle.

根据中脉维管束结构特点：木质部与韧皮部的位置，木质部的形状，木射线排列的方式，可分为5个类型：（1）圆形周韧维管束；（2）羽线肾形周韧维管束；（3）扇线肾形周韧维管束；（4）近周韧维管束；（5）下韧维管束。

Leaves opposite, petiolate or sessile, usually amplexicaul; leaf blade margin entire, dentate, crenate, or leaves pinnate.

叶对生，具叶柄的或无梗，通常抱茎；叶片边缘全缘，配位基，，或离开羽状。

Any of various chiefly tropical evergreen trees,shrubs,or woody vines of the family Palmaeor Arecaceae, characteristically having unbranched trunks with a crown of large pinnate or palmate leaves having conspicuous parallel venation.

棕榈科植物棕榈科的各种主要的热带常绿树、灌木或木质藤本植物，特点为有无分支的树干，其顶端集生羽状或掌状的树叶，并带有明显的平行叶脉

The pinnate division of a pinna in a bipinnately compound leaf, or the ultimate divisions of a leaf which is more than twice pinnately compound.

小羽片 Pinnule 二回或二回以上羽状复叶的末级羽片。

Characteristics: Climbing perennial woody vines, stem densely hairy; leaves compound, opposite, consisting of three leaflets or sections, biternate or pinnate, the leaflets 3－9, acuminate at apex, coarsely serrate at margin; inflorescences panicles or cymes, axillary; flowers white to yellowish

形态：多年生攀缘性木质藤本，茎被密毛；叶对生，2回3出叶或羽状复叶，小叶3－9，先端渐锐，叶缘粗锯齿；圆锥或聚繖花序腋生，花白色至淡黄绿色，似花瓣的花萼4片；瘦果聚合，各具毛绒长尾。

The taxa examined, all of which have simple leaves with entire margins and camptodromous pinnate venation, varied in their secondary venation, which was brochidodromous or brochidodromous to eucamptodromous, the m...

结果表明：含笑属、合果木属Paramichelia和观光木属Tsoongiodendron植物的脉序类型、一级脉、二级脉及其间脉和三级脉等特征表现出较高的一致性，三属间无明显的划分界限；但是，盲脉及其分支、网眼的发育和大小、叶缘末级脉等叶结构特征存在种间差异。

Leaf venation usually longitudinal, sometimes pinnate and inflorescences then brushlike; floral units sessile, variously arranged in spikes or clusters.

叶脉通常纵裂，有时羽状和花序然后刷子状；花单位无梗，各式地排列在穗状花序或簇生族。 2 Melaleuca 白千层属

Common perennial aromatic herb native to Eurasia having buttonlike yellow flower heads and bitter-tasting pinnate leaves sometimes used medicinally.

原产欧亚的常见多年生芳香草本植物，纽扣状黄色花冠和苦味羽叶，可以入药。

Leaves simple, usually alternate, rarely opposite or verticillate, sometimes crowded at apices of branches; stipules usually small and caducous, sometimes larger, leaflike and persistent, rarely absent; petiole generally present, sometimes with apex 2-glandular and/or with additional glands along petiole length; leaf blade usually pinnate-veined, sometimes 3-5-veined from base or palmate-veined, with or without pellucid dots or lines, sometimes with a pair of glands at junction of blade and petiole, margin entire or toothed, teeth glandular or not. Inflorescences axillary, terminal, or cauliflorous, of various forms: racemose, spicate, cymose, corymbose, or paniculate, sometimes flowers fasciculate, or solitary; pedicels often articulate; bracts and bracteoles usually small to minute.

单叶，通常互生，很少对生或轮生，有时在枝端簇生；托叶通常小并且早落，有时大，叶状并且宿存，很少无；叶柄通常存在，有时先端有2个腺体，或沿着叶柄有腺体；叶片通常羽状脉，有时基部3-5出脉或掌状脉，有或无透明小圆点或线，花序腋生，顶生，或者茎生，或多种形式：总状，穗状，聚伞状，伞房状，或者圆锥状，有时花束状，或者单生；花梗通常有节；苞片和小苞片通常小到微小。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。