ponderosa

现在分词：

动词现在分词: pondering

更多词形：

名词: ponderer | 动词过去式: pondered | 动词过去分词: pondered | 动词现在分词: pondering | 动词第三人称单数: ponders |

单词例句：

tall symmetrical pine of western North America having long blue-green needles in bunches of 3 and elongated cones on spreading somewhat pendulous branches; sometimes classified as a variety of ponderosa pine.

北美西部一种树身匀称的高大松树，三针一束的蓝绿色长针叶，球果长且外展，树枝略下垂；有时被认为是西黄松的变种。

Adventitious Bud and Root Formation of Pinus ponderosa Cultured in vitro

美国黄松离体胚培养条件下不定芽的形成与根产生的研究

STUDY ON THE GROWTH OF INTRODUCED PINUS PONDEROSA ON THE LOESS PLATEAU

黄土高原美国黄松引种生长调查研究

then higher emerald forests of ponderosa pine;and finally blue slopes of spruce.

稍高一些的翠绿部分是西黄松，最高的那些蓝色的斜坡上覆盖的都是云杉。

Influences of recovery from clear-cut, climate variability, and thinning on the carbon balance of a young ponderosa pine plantation

明显气候变异的恢复与减弱对幼年黄松林碳平衡的影响

Birds Of Prey Stewart Copeland Track from: Orchestralli [Ponderosa]

斯图尔特·寇博兰《猛禽》

The influence of sucrose and activated charcoal on the Pinus ponderosa adventitious buds culture

蔗糖、活性炭对美国黄松不定芽增殖和生长的影响

Action of Different Mature Embryos of Pinus ponderosa on Tissue Culture

不同美国黄松成熟胚对组织培养的反应

Atmospheric aerosol light scattering and surface wetness influence the diurnal pattern of net ecosystem exchange in a semi-arid ponderosa pine plantation

大气气溶胶光散射和地面湿度对半干旱黄松林静生态系统交换日型的影响