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- 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。
- Could I ask for your reaction to this policy? 我能问一下您对这个政策的反应吗？
- Should we bring back the birch as a punishment? 我们应该恢复用桦条抽打的体罚吗?
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- I'm displeased at your reaction. 我对你的反应很不满意。
- The forces of reaction made reform difficult. 反动势力给改革造成了困难。
- A criminal might receive twelve strokes of the birch. 罪犯可能要挨十二鞭。
- His reaction on this matter is unexpected. 没料到，他对这件事的反应是这样的。
- We found that birch bark could serve as paper. 我们发现桦树皮可以作纸用。
- A sharp reaction; a repercussion. 强烈反应后果，影响
- Their reaction was one of qualified praise. 他们的反应是一种有保留的称赞。
- His initial reaction was one of shock. 他最初的反应是震惊。
- The reaction of the audience was instantaneous. 观众即刻有了反应。
- He switched the boys with a birch stick. 他用桦木条鞭笞那些男孩。
- What was his reaction to the plan? 他对这个计划有什么反应?
- He used a piece of birch to make a small boat. 他用一块桦木做一只小船。
- The medicine produced a violent reaction. 这药物引起了剧烈的反应。
- The growing birch tree exfoliated excess bark. 这正成长的桦树剥落了过剩的树皮。
- My reaction will be to partake in the speech competition. 我的看法倒是要参加这次演说比赛。
