查询词典 stems

Perennial with sharply toothed triangular leaves on leafy stems bearing a cluster of yellow flower heads; moist places in mountains of western North America.

多年生植物，叶三角形、有锐利的锯齿，有黄色的头状花序；长在北美西部山区的潮湿的地方。

Stems and leaves bristly; corolla limb 2-3 mm wide, tube 1-1.8 mm; abaxial aperture of nutlets triangular, 0.9-1.5 mm.

茎和叶具刚毛；花冠肢解2-3毫米宽，成管状毫米；三角形的小坚果，0.9-1.5毫米的背面孔 6

Result:Characteristics of the tangentical longitudinal section of stem with resin and surface view of leaves were elucidated.Besides xylem vessels and fibers of the stem,it was found that the red resin also exists in the cortex parenchyma cells of the stem and the medulla and xylem of the root.According to the HPLC fingerprint analysis result of the stems with and without resin,a number of flavones and stilbenoids were detected in the stem in which resin appeared after it wounded.

结果：阐明了含树脂茎的纵切结构以及叶的表面观特征；除了茎木质部导管和纤维中有树脂外，发现剑叶龙血树受到损伤之后在茎皮层薄壁细胞、根的髓部和木质部亦有树脂的分布；含树脂茎和无树脂茎的指纹图谱显示剑叶龙血树茎在形成树脂后的化学成分中出现了较多的黄酮类、茋类成分。

Leaves are generally semi-evergreen, made up of 3-9 lanceolate or ovate leaflets that are deep green during the growth period, and change color to purple-green in autumn. Flowers of 5-10 cm across are set singly on long stems (10-15 cm) growing out of leaf axils. They comprise 4 to 8 oval, slightly wavy edged tepals which are creamy white and have a pale green central bar on the outer side. In autumn flowers turn slightly greenish.The striking appearance of the blooms is due to its unusually long contrasting stamens consisting of deep crimson-purple, almost black anthers set on filaments that are white at the base and violet at the top.

茎细长，有明显的纵条纹，茎长能达2米，靠叶茎攀爬在附着物上生存，叶对生，3-9个毛尖形或卵圆形叶片，叶片在生长期是深绿色，秋天变为紫红色，花朵直径5-10cm，在10-15cm长的叶腋处伸出，有4-8个卵形或圆形的微小苞片，苞片微微卷起，淡黄色，外面有浅绿色中心状条纹，秋天花朵变成浅黄绿色，花朵迷人魅力在于从深红色到深紫色一系列花色组成的雄蕊，深黑紫色的花药，由一些美丽的花丝组成，这些花丝的底部是白色，顶部是紫罗兰色，基部是白色。

"Dieffenbachia:any of several plants of the genus Dieffenbachia native to tropical america, having stout, jointed stems and large, variegated leaves and widely cultivated as an indoor plant."

&花叶万年青：一种植物，花叶万年青属，原产于热带美洲，有结实的节茎和大的多样化的叶子，可做为室内植物栽培。&

In the light of the serious erode situation of down hole stems,hanging ring technology for erode monitor to oil well dill stem in Lunnan oilfield has been used.

针对井下管柱腐蚀严重的情况，轮南油田采用了井下挂环技术对油井管柱的腐蚀状况进行监测。

Dollar stems from the fact that China and other nations are holding large and growing amounts of American debt, according to economist James Dorn of the Cato Institute.

加图研究所的经济学家JD指出，国际社会对于美元的怀疑源自中国以及世界其他国家所持有的大量并且不断增长的美国国债。D说，作为美国最大的债权国，中国有充分的理由产生此种担心

The results indicated that the SS expression in sweet sorghum leaves and stems was lower at early growth stages, increased dramatically at late growth stages (flowering, grain filling, and dough stage), and reached the highest level at flowering stage.

结果表明，甜高粱叶片和茎秆中的SS蛋白质表达量在发育早期较低，发育后期（开花期、灌浆期和腊熟期）明显升高，在开花期最高。

The results of SS investigating indicated that the SS protein expression in leaf at seedling stage was high comparatively, when at jointing and heading stage, SS expression was low in leaves and stems, along with sorghum development, since flowering stage, SS expression increased sharply, decreased at dough stage.

2对SS表达检测结果表明，甜高粱苗期叶片中SS蛋白质表达量较高，拔节、抽穗期叶片和茎中SS蛋白质表达量较低，随着高粱的生长发育，开花以后叶片和茎中SS的表达量普遍升高，腊熟期略有下降。

New Orleans jazz band, and drummer Return to the use of military band bass drum and marry, adopt a "double-click" performing skills, which is the big bass drum and saw each other on the counter position, a person at the same time with Alexander in the head and hit stems played.

美国新奥尔良的爵士乐队和拉格泰姆乐队的鼓手们使用军乐队中的低音大鼓和小鼓，采用一种&双击&的演奏技巧，即把低音大鼓和小鼓放在可以相互反击的位置上，由一人同时用鼓槌的头部和柄部击奏。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失