n. 桦木；桦树；桦条
vt. 用桦条鞭打
n. （Birch）人名；（英、西）伯奇；（瑞典）比尔克
[
复数
birches
第三人称单数
birches
现在分词
birching
过去式
birched
过去分词
birched
]
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white birch白桦；白桦树
silver birch[植]欧洲桦；纸皮桦；黄桦
1.We found that birch bark could serve as paper.
我们发现桦树皮可以作纸用。
2.That's one of the great things about birch bark.
那就是桦树皮的好处之一。
3.Back then, their lifes depended on the natural resources of the forests, especially the birch tree.
那时，他们的生活依赖于森林的自然资源，尤其是桦树。
4.She noticed the trees: maple, birch, and ash.
她注意到了树：枫树、桦树和白蜡树。
5.Meanwhile, in the Russian Arctic, geoengineering plans include the planting of millions of birch trees.
与此同时，在俄罗斯的北极部分领土，地球工程计划包括种植数百万棵桦树。
6.In Finland purists insist that only birch bark should be added.
在芬兰，纯化论者坚持说只能加白桦树皮。
7.The Native American people were all adept at running very fast over the snow in these birch branch snowshoes, which if you ever tried walking in snowshoes you know it wasn't easy.
印第安人都很擅长穿着桦树树枝做的雪鞋在雪地上跑得飞快；如果你试过穿着雪鞋走路，你就会明白，这其实并不轻松。
8.The taste of the birch tree doesn't get transferred to the food.
桦树的味道并不会转移到食物上。
9.Now besides the bark, Native Americans also used the wood of the birch tree.
现在除了树皮，印第安人还使用桦树的木材。