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- In our first-generation synthesis this reaction sequence proved problematic, particularly when the Birch reduction was conducted on intermediate scale (5-10 g). 我国第一代合成反应序列证实有问题;尤其当进行中级规模还原桦木(5-10克).
- Alder trees belong to the birch family. 赤杨属于桦木科。
- The birch has smooth bark and slender branches. 桦树有光滑的皮和细长的枝。
- Should we bring back the birch as a punishment? 我们应该恢复用桦条抽打的体罚吗?
- The reduction of unemployment should be paramount. 降低失业率应是头等大事。
- Birch reduction 伯奇(氏)还原
- A criminal might receive twelve strokes of the birch. 罪犯可能要挨十二鞭。
- We found that birch bark could serve as paper. 我们发现桦树皮可以作纸用。
- The forthcoming talk hold out the hope of real arms reduction. 即将举行的会谈给实现真正的裁军带来了希望。
- He switched the boys with a birch stick. 他用桦木条鞭笞那些男孩。
- He used a piece of birch to make a small boat. 他用一块桦木做一只小船。
- The growing birch tree exfoliated excess bark. 这正成长的桦树剥落了过剩的树皮。
- Alaskan birch with white to pale brown bark. 阿拉斯加的一种桦树,白色至浅棕色树皮。
- Queue forme at the ticket office when the news of the fare reduction get out. 票价下调的消息一传出，售票处前就排起了队。
- An unruly child who was thrashed with a birch cane. 一个任性的孩子吃了一顿桦树棍
- A reduction in pace, force, or intensity; a slowdown. 减慢，放松速度、力量或强度减弱; 放慢
- What reduction will you make on this article? 这个东西你要减价多少?
- A rod from a birch, used to administer a whipping. 桦树的嫩枝，用作教鞭
- There is no room for any reduction in price. 价格毫无再减的余地了。
- The talks resulted in reducing the number of missiles/missile reduction. 谈判结果削减了导弹数量。
