羽状

A reedlike grass of the genus Erianthus having large plumes.

蔗茅属芦苇状草，有巨大羽状物。

Any of several vascular, spore-bearing, aquatic or marsh plants of the genus Isoetes having short rhizomes and quill-like leaves.

水韭一种水韭属的、有维管的、含孢子的水生或沼生的植物，长有短根茎和羽管状的叶子

Leaf blade ovate-oblong in outline, ca. 10 × 6 cm; pinnae 5–6 pairs; ultimate segments ovate, 4–5.5 × 3–4 mm, adaxially sparsely squamose-pubescent.

叶片卵状长圆形轮廓，约10×6厘米；羽片5-6 对；末回裂片卵形， 4-5.5 * 3-4 毫米，正面疏生短柔毛。

Basal and lower petioles 4–7 cm, sheaths long and broad; blade oblong, 3–5 × 1.5–3 cm; pinnae 4–6 pairs, remote; ultimate segments ovate to ovate-lanceolate, 7–15 × 5–8 mm, entire or shallowly 2–3-toothed, base rounded-truncate or slightly cordate.

基部和下部叶柄4-7厘米，鞘长和宽的；叶片长圆形， 3-5 * 1.5-3 厘米；羽片4-6对，稀疏；末回裂片卵形的到卵状披针形， 7-15 * 5-8 毫米，全缘或2-3齿，基部圆形截形或稍心形。

Basal leaves petiolate, rosulate or not, simple, entire, dentate, lyrate-pinnatifid, or pinnatisect.

具叶柄的基生叶，与否莲座状，单，全缘，具牙齿，大头羽裂，或。

Basal leaves rosulate or not, lyrate-pinnatifid or pinnatisect, rarely undivided.

基生叶莲座状与否，大头羽裂或，很少不裂。

The barbs on each side of the shaft of a bird's feather; a vane.

从主羽轴突出的平行丝状体中的一缕。

Each barb, in turn, possesses an array of smaller, flat barbules.

每一个鱼叉状倒钩，都依次拥有一排更小，扁平的鸟的小羽枝。

The photonic band gap refers to the crystalline structure of barbules that Jian Zi and his colleagues analyzed using an optical microscope and a scanning electron microscope.

光子带缺口代表鸟的小羽枝的晶体状结构，Jian Zi和他的同事运用了一种光学显微镜和电子扫描显微镜来分析。

This parrot green bird body length 56-62 cm, cheeks and neck for the gray-blue, chairman of the public bird neck out a pair of gray-blue feathersstrip, wax membrane down to the eye has a black feather , neck has a very wide ring of black feathers and a very wide ring pink feathers; abdomen yellowish green, lateral wingswith a purple feathers; tail feathers between the top of the end for the Green plus blue-green , cutting-edge yellow; medial yellow tail; bird beak red, tip yellow; iris yellowish-white.

这种鹦鹉鸟体为绿色，身长56到62公分，脸颊和颈部为灰蓝色，公鸟颈部会长出一条灰蓝色的细窄条状羽毛，沿著蜡膜到眼睛有一条黑色羽毛，颈部有著一条很宽的黑色环状羽毛和一条很宽的粉红色环状羽毛；腹部黄绿色，外侧翅膀覆羽带有一块紫红色的羽毛；尾巴羽毛中间上方为绿底外加蓝绿色，尖端黄色；尾巴内侧黄色；鸟喙红色，尖端黄色；虹膜黄白色。

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。