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- quebracho bark [医] 白坚木皮
- Those trees have very beautiful white bark. 那些树长着非常漂亮的白色树皮。
- Not only did the dog bark at him, but (it) bit him. 这只狗不但对他吠叫，而且咬了他。
- Some officers bark out their orders. 有些军官以粗暴的声音发布命令。
- Dog that bark at a distance bite not at hand. 狗在远处叫，未必即咬人。
- The bark of saplings galled by improper staking. 由于不正确地打桩，小树苗的树皮受到了损伤
- The characteristically deep, gruff bark of a dog. 狗吠声有特色地低沉的、粗哑的狗叫
- The bark of plane trees peels off regularly. 悬铃木的树皮到时候就脱落。
- The birch has smooth bark and slender branches. 桦树有光滑的皮和细长的枝。
- Dogs that bark at a distance bite not at hand. 远处狗就叫，近身不会咬。
- The diseased trees are marked by protuberances on their bark. 有病的树木可由其树皮上的结节看出。
- The indian peel the bark from tree to make canoe. 印第安人从树上剥下树皮做皮舟。
- One bark dog set all the street a bark. 一犬吠形，百犬吠声。
- Don't worry about his grumpy expression, his bark is worse than his bit. 不要担心他的语言粗暴，他说话严厉，但并无恶意。
- We found that birch bark could serve as paper. 我们发现桦树皮可以作纸用。
- The bark of some trees exfoliates. 有些树的皮会片状剥落。
- Either of two South American trees, Aspidosperma quebracho - blanco whose bark is used in medicine, or Schinopsis lorentzii whose wood is one of the richest sources of tannin. 破斧树两种南美乔木中的任意一种，白坚木，其树皮用于制药或红破斧木，其木材是制造丹宁的最丰富的原料之一
- All bark within this area are cut away. 将此范围内所有的树皮切除。
- Some Negroes advanced in a bark under the balloon. 在气球下面有几个黑人划着一只小船。
- The growing birch tree exfoliated excess bark. 这正成长的桦树剥落了过剩的树皮。
