There are some areas, however, where broadleaf deciduous trees form the timberline.
然而，在一些地区，阔叶落叶树木形成了林木线。
什么是落叶树？
North American deciduous trees or shrubs.
的灌木或乔木。
Deciduous trees shed their leaves in autumn.
落叶树木在秋天落叶。
Deciduous trees: Hardwood trees which shed their leaves.
落苣树：年落苣的硬木树。
He is interested in collecting leaves of the deciduous trees.
他对收集落叶树的叶子感兴趣。
Hardwood trees are deciduous trees, except in the warmest regions.
硬材树种除热带地区以外，均为落叶树。
Deciduous trees enable more light in winter and shade during summer.
落叶乔木能够在冬季提供更多光照，在夏季提供更多遮荫。
A large overhang and the deciduous trees allow for natural shading in the summer.
大屋檐和落叶乔木在夏天提供了自然遮阴。
Any of about 20 species of deciduous trees in the genus Juglans, family Juglandaceae.
亦称核桃。胡桃科胡桃属植物，约二十种落叶乔木。
The characteristic colour changes which are associated with the senescence of leaves of deciduous trees in autumn.
在秋天落叶树的叶子颜色变化特征，是同衰老相联系的。
These Texas maples are far enough south that they peak much later than many other deciduous trees in the United States.
这些德克萨斯州枫树是在足够远的南部，它们的憔悴期迟于美国的许多其他地方的落叶乔木。
But I remember something about the cold weather and shouter days compelling deciduous trees to begin their winter preparation.
但我记得寒冷的天气和变短的白昼会迫使落叶树开始准备过冬。
Winterhaven, a neighbourhood in Tucson that was added to the National Register two years ago, features grass and deciduous trees.
图森的附近的“冬日天堂”在2年前已经收入到“国家史迹名录；种植着草地以及落叶树。”
Under foot the leaves were dry, and the foliage of some holly bushes which grew among the deciduous trees was dense enough to keep off draughts.
脚下的树叶已经干枯了，在这块落叶林中间，长着一些冬青灌木，它们稠密的树叶足可以挡风。
Any of several deciduous trees of the genus Malus, native to North America and Eurasia and having clusters of white, pink, or reddish flowers.
任一种苹果属的落叶树木，原产于北美洲和亚欧大陆，开有白色、粉红色的或红色花簇。
All glazing are double-glazed to provide comfort to the interior, and the deciduous trees provide essential shading to the house during summer.
同时，为了给室内提供更为舒适的环境，设计师利用双层玻璃进行有效隔离。而在夏天，庭院中的落叶树给房屋提供了良好的荫蔽。
This is the foliage season, nature's last hurrah before winter, when the state's lush cover of deciduous trees turns in its flashiest performance.
这是叶子的季节，自然界的冬天到来之前，最后的欢呼，在国家的落叶树木茂密覆盖轮流在其耀眼的表现。
In autumn, some of the pine trees turn amber yellow, while the deciduous trees transmute their green leaves into patches of bright yellow, orange, and scarlet.
在秋天，一些松树的叶子变成琥珀黄色，脱落的树叶由绿色变成明黄、子，和猩红色。
Any of various deciduous trees of the genus Sorbus, such as the rowan, having clusters of small white flowers and bright orange-red berries arranged in clusters.
花楸：一种花楸属落叶乔木，如欧洲花楸，开簇生白色小花并结簇生明艳的桔红色浆果。
All deciduous trees in the Western world are affected, according to the study by a group of institutions, including the tu Delft University and Wageningen University.
据包括代尔夫特理工大学和瓦格宁根大学在内的一些研究机构发表的这篇研究报告称，西方世界的落叶树都受到影响。
Any of several Chinese deciduous trees of the genus paulownia having large heart-shaped opposite leaves and pyramidal panicles of purplish or white flowers with a spotted interior.
泡桐属一种中国产的泡桐属落叶乔木，具有心形的大对生叶片，淡紫色或白色锥状花冠，内部具有花斑。
Any of several Chinese deciduous trees of the genus Paulownia, having large, heart-shaped, opposite leaves and pyramidal panicles of purplish or white flowers with a spotted interior.
国产的泡桐属落叶乔木，具有心形的大对生叶片，淡紫色或白色锥状花冠，内部具有花斑。
In the United States, deciduous trees planted along the south side of buildings can reduce air conditioning costs by 20 percent, the U. S. Environmental Protection Agency has advised.
美国环境保护署(Environmental Protection Agency)建议说，在美国，沿建筑物南侧栽种落叶树可以使空调费用降低20%。
Any of several Chinese deciduous trees of the genus Paulownia, having large, heart - shaped, opposite leaves and pyramidal panicles of purplish or white flowers with a spotted interior.
泡桐属一种中国产的泡桐属落叶乔木，具有心形的大对生叶片，淡紫色或白色锥状花冠，内部具有花斑。
Any of several Chinese deciduous trees of the genus Paulownia, having large, heart - shaped, opposite leaves and pyramidal panicles of purplish or white flowers with a spotted interior.
泡桐属一种中国产的泡桐属落叶乔木，具有心形的大对生叶片，淡紫色或白色锥状花冠，内部具有花斑。
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