1.
Variations of Betula utilis and Picea purpurea seed germination at different altitudes.
不同海拔梯度糙皮桦和紫果云杉种子的萌发变异
2.
I pass my hands lovingly about the smooth skin of a sliver birch, or the rough shaggy bark of a pine.
我爱抚着光滑的白桦树皮或粗糙的松树皮。
3.
I pass my hands lovingly about the smooth skin of a silver birch, or the rough, shaggy bark of a pine.
我用手喜爱地抚摸过一株白桦那光潮的树皮，或一棵松树的粗糙树皮。
4.
I feel the delicate symmetry of a leaf.I pass my hands lovingly about the smooth skin of a silver birch, or the rough shaggy bark of a pine.
我钟爱地伸手抚摸、感觉出树叶的对称十分精巧，白桦树的肌肤光滑细腻，松树皮粗糙凹凸。
5.
any betulaceous tree or shrub of the genus Betula having a thin peeling bark.
桦属的任何一种桦树或灌木,有薄的剥落的树皮。
6.
birch of western United States resembling the paper birch but having brownish bark.
美国西部的一种桦树,类似于纸皮桦,但是树皮棕色。
7.
a canoe made with the bark of a birch tree.
有白桦树的树皮制成的小舟。
8.
The growing birch tree exfoliated excess bark.
这正成长的桦树剥落了过剩的树皮。
9.
Don't skin the Bark off a Birch tree
不要把白桦树的树皮剥去。
10.
carbonated drink containing an extract from bark of birch trees.
碳酸饮料，含有白桦树树皮的提取物。
11.
Plastic Arts of Implements Made of Birch Barks of Chinese North Nationalities
中国北方民族桦树皮器物的造型艺术
12.
We found that birch bark could serve as paper.
我们发现桦树皮可以作纸用。
13.
The Indians peeled the bark from birch trees to make canoes.
印地安人从桦树剥下树皮做独木舟。
14.
Discussing the Birch Bark Culture of Northeastern Minority Nationality
论东北地区少数民族的桦树皮文化
15.
The Analysis on the Genetic Testing Result of Betula Luminifera′s Clone Grafting Seeding;
光皮桦无性系当代遗传测定结果分析
16.
Study on Nutrient Use Efficiency in the Mixed Forest with Betula luminifera and Cunninghamia lanceolata
光皮桦杉木混交林养分利用效率研究
17.
a smooth leather tanned with willow, birch, or oak, and scented on the flesh side with birch oil.
一种光滑的皮革，经过柳木、桦木、橡木硝制，内壁用桦树油加上香味。
18.
Extraction of Betulin from Changbai Mountain Birch Bark, Synthesis of Its Derivatives and Study on Their Bioactivities;
长白山白桦树皮中白桦脂醇的提取、衍生化及生物活性研究