单叶的

Basal leaves petiolate or rarely sessile, rosulate or not, simple, entire, dentate, or pinnately lobed.

基生叶具叶柄的或很少无梗，与否莲座状，单，全缘，具牙齿，或羽状浅裂。

Flowers many, in spicate or racemose inflorescences, rarely solitary; bract 1, usually similar to leaves; bractlets 2 or absent.

花很多，在穗状或总状的花序，很少单生内；苞片1通常类似于叶；小苞片2或无。

The narrowed, stalklike basal part of certain petals or sepals.

北美洲的一种兰花，叶单生，花具有丝状反析花瓣。

Basal leaves petiolate, rosulate, simple, entire, persistent, with stramineous, thick, flattened petioles.

茎无。 具叶柄的基生叶，莲座状，单，全缘，宿存，具，厚，扁平叶柄。

In the present study, the experimental and numerical investigation is carried out at an outward volute of circular cross section cooperating with a centrifugal impeller and a vaned diffuser.

本文对一个包含叶轮、有叶扩压器和蜗壳的单级离心压缩机进行了实验和数值研究。

Six years ago, when Lejen Chen and her husband wanted Romaine lettuce for Caesar salads in their restaurant Mrs.

六年前，陈礼贞和她丈夫想用长叶莴苣做凯撒沙拉，以供应到他们的饭馆&单太太厨房&里，可结果他们发现要自己种这种蔬菜才行。

Leaf of LiaoDan 565 with no premature senescence after tasseling stage, duration of larger leaf area, LAD and NAR of LiaoDan 565 was relatively long, it was beneficial to maize kernel formation and filling.

密植品种辽单565在抽雄-蜡熟期以后叶片不早衰、维持了较长时间较大的叶面积、光合势和净同化率，这有利于植株籽粒建成和灌浆。

While Leaf of middle type variety LiaoDan 527 and thin density variety DanYu 39 would drop rapidly after tasseling stage, duration of larger leaf area was short. LAI increased along with the density increase. The increasing rate of LAI was bigest at jointing stage and droped at tasseling stage.

中间型品种辽单527和稀植品种丹玉39都是在抽雄以后就迅速下降，单株叶面积较大值维持时间较短；LAI随着密度的增加而增大，以拨节期-抽丝期增长速率最快，抽雄期以后开始下降。

The spores are brown, monolete, and bean-shaped in the equatorial view and triangular in the polar view.

剑叶凤尾蕨的孢子呈褐色，赤道面观豆形，极面观三角形，单裂缝。

Wheat; High-yield measures; Stabilizing LAI and controlling plant type and increasing ear numbers; Increasing harvest index; Coordination and balance of source-sink-translocation

慕美财；张曰秋；李兴佐；单玉珊小麦；高产途径；稳叶控株增穗；收获指数的提高；源库流协调与平衡

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。