a birch white birch Asian white birth
a grove of birch trees
白桦树丛
—— 给力词典精选The birch is still considered a protection against evil spirits by some people in northern Europe.
一些北欧人仍然认为白桦可以辟邪。
—— 柯林斯例句The microwave - assisted extraction ( MAE ) of betulin from Betula platyphylla Suk.
利用均匀设计法优化了微波辅助提取白桦树皮中桦木醇的工艺。
—— 给力词典精选To this day the old stump is surrounded by three slim birches.
从这天开始,老树干就被三棵纤细的小白桦围绕着。
—— 给力词典精选It was a piece of the heartwood from the river birch.
这是河边白桦的一块心材。
—— 给力词典精选