无叶的

Leaves alternate, solitary or in fascicles, petiolate to subsessile; leaf blade flat, linear-lanceolate to ovate, base cuneate, rounded, or subcordate, margin entire, apex obtuse or acute.

叶互生，单生或簇生，具叶柄到近无柄；叶片平，线状披针形的到卵形，基部楔形，圆形，或近心形，边缘全缘，先端钝或锐尖。

Leaves opposite or subopposite, sometimes crowded on short lateral shoots, simple, entire, estipulate.

叶对生或近对生的，有时在短侧枝上密集，单，全缘，无托叶。

Leaves alternate, exstipulate, petiolate, odd-pinnate, rarely 1-foliolate; leaflets often many paired, subopposite or alternate.

叶互生，无托叶，具叶柄，奇数羽状复叶，很少单身复叶；小叶通常很多配对，近对生的或互生。

Leaves basal, sessile, linear to subovate.

叶基生，无梗，线形的到近卵形。

Leaves simple, opposite, rarely whorled or alternate, pinnately veined; stipules absent or rarely present.

单叶，对生，很少轮生或互生，羽状脉；存在的无托叶或很少。

Leaves petiolate or sessile; leaf blade usually leathery, pinnately veined, margin entire.

叶具叶柄或无梗；革质的叶片通常，成羽状脉，边缘全缘。

The results were as follows:1 The optimum sampling period of Silvervein Creeper and Virginia Creeper is April and July, the germinating rate is high, and grows quickly

花叶爬山虎和五叶爬山虎最佳的采样时期都为4月和7月，萌芽率高，无菌苗生长快；

He also said without discipline,each of us was like a waterless craft in the sea of conflicting desires.

他还说，如果没有自律性，我们每一个就像是欲望海洋中的一叶无水之舟。

Stem and pedicels glabrous; leaves similar to or slightly different from each other; flowers actinomorphic; nectaries similar.

茎和花梗无毛；叶类似于不同于彼此的或稍；花辐射对称；蜜腺相似。

Cauline leaves petiolate or sessile, similar to basal, sometimes auriculate or amplexicaul at base.

茎生叶具叶柄或者无柄，类似于基本，有时耳形或者抱茎的在基部。

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。