cottonwood

noun

1. 棉白杨，三角叶杨（产于北美）
   a type of N American poplar tree, with seeds that are covered in hairs that look like white cotton

1. (北美的)三角叶杨，棉白杨
   A cottonwood or a cottonwood tree is a kind of tree that grows in North America and has seeds that are covered with hairs that look like cotton.

1. Her beloved Hank hung lifelessly from the branches of a tall cottonwood tree.
   她心爱的汉克悬挂在一棵高高的棉白杨树干上，生命已经停息。
2. There is a room of double rooms apartment located at Cottonwood Crescent, Macquarie University available.
   麦考瑞大学附近有一两房公寓的一间招租。
3. Along waterways, vigorous willow and cottonwood growth helps stabilize stream banks.
   河流、小溪沿岸长势繁茂的柳树和棉白杨有助于河岸的稳固。
4. When it was beginning to come on dark, we poked our heads out of the cottonwood thicket and looked up and down, and across.
   天快要黑的时候，我们从白杨树里伸出头来，向上下游和眼前河面望了一阵。
5. At that point Jrgensen and I paused in the shade of a cottonwood to rest.
   我和乔根森在那个地方停下来，在杨树的荫凉处休息。
6. Any of various deciduous trees such as the tulip tree, basswood, or cottonwood. Effect of Artificial Defoliation on Leaf Net Photosynthetic Rate of Tilia amurensis Young Trees
   白木树如美国鹅掌揪、椴、三角叶杨等各种落叶树人为去叶对紫椴幼树叶片净光合速率的影响
7. Cross breeding of Black Poplar Study on growth performance of new cottonwood clones at nursery stage
   黑杨派杨树杂交育种研究初报
8. STUDY ON CONTINUOUS PLATEN DRYING OF COTTONWOOD VENEER Hot pressing technology for Dendrocalamus giganteus bamboo wood
   杨木单板连续式热压干燥的研究龙竹竹材热压干燥工艺
9. The Genetic Stability Analysis of Growth for New Cottonwood Clones
   美洲黑杨新无性系生长遗传稳定性分析
10. A dynamic genetic analysis of growth pattern and early selection for new cottonwood clones
    美洲黑杨新无性系生长动态遗传分析及早期选择
11. Studies on High Temperature and Humidity Drying Technology of Cottonwood Veneer
    杨木单板高温高湿干燥工艺研究
12. Of the three cottonwood clones, the order of MFA were: 366 < 370 < I-69.
    从无性系平均看，三无性系MFA的大小次序为366＜370＜I&69。
13. Akebia cottonwood coarse and purified flavonoids oxidation resistance are compared through the DPPH free radicals system, hydroxyl radicals(· OH) system and restore ability system.
    通过DPPH自由基体系、羟基自由基（·OH）体系和还原能力体系比较了三叶木通粗黄酮和纯化后黄酮的抗氧化能力。

noun

1. American basswood of the Allegheny region

   Synonym:    white basswoodTilia heterophylla

2. any of several North American trees of the genus Populus having a tuft of cottony hairs on the seed