The birch tree has white bark, and this tough protective outer layer of the tree, this white bark, is waterproof.
桦树有白色的树皮，树上这个坚硬的保护外层，这个白色的树皮，是防水的。
Silvery bark and sunset-colored leaves make for an enchanting combination near Bartlett, N.H., a tiny island of civilization surrounded by the White Mountain National Forest in central New Hampshire.
银色的树皮和日落的红叶造就了新罕布什尔州巴特利特附近的迷人组合，它是新罕布什尔州里一个被中部的白山国家森林所包围的文明小岛。
Vulcanization, a refined version of this process, transformed the white SAP from the bark of the Hevea tree into an essential product for the industrial age.
硫化是橡胶加工过程中的改进做法，它能把取自橡胶树皮的白色浆液变成工业时代不可或缺的产品。
Jacob, however, took fresh-cut branches from poplar, almond and plane trees and made white stripes on them by peeling the bark and exposing the white inner wood of the branches.
雅各拿杨树，杏树，枫树的嫩枝，将皮剥成白纹，使枝子露出白的来。
Now I wonder if my grandchild will ever have the experience of being in white bark.
现在我想知道我的孙子是否还能有身处白皮松树林的体验。
Quaking aspen trees in California's Sierra Nevada Mountains are resplendent in shimmering foliage and white bark.
树木。白杨树在加利福尼亚州的内华达山脉是灿烂的在闪烁树叶和白色树皮。
He has a great bundle of white oak bark under his arm for a sick man, gathered this Sunday morning.
他手臂下挟了一大捆白橡树皮，是这星期日的早晨，他收集来给一个生病人的。
The bark is dried and burnt, to produce a white colored ash.
剥皮晒干、烧毁，产生白色的灰烬。
Any of several5-needled pines with white wood and smooth usually light gray bark when young; especially the eastern white pine.
白色木质且光滑的一种五针松，幼树树皮呈浅灰色；特别指东部白松。
White Willow Bark is an herb common to Native American and Chinese cultures. It has a bitter taste when brewed as tea.
白柳树皮是美国土著和中国文化中常见的草本，在冲泡作茶饮时略带苦味。
White Willow Bark is an herb common to Native American and Chinese cultures. It has a bitter taste when brewed as tea.
白柳树皮是美国土著和中国文化中常见的草本，在冲泡作茶饮时略带苦味。
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