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- However, some experts have pointed out that the fossil bones of the pterosaur bones in the form of evolution can not fully suitable for flight. 但是，一些骨骼化石专家却指出翼龙的骨骼进化形式能够完全适合于飞行。
- A fact of science is hard evidence, something that exists today and can be examined by everyone, like a piece of rock, or a leaf, or a fossilized bone. 科学事实是实质证据，是一些今日存在，每个人都可能检验的物品，像一块石子、一片树叶、一块化石。
- Some fossil bones have all the interstitial spaces filled with foreign minerals, including the marrow cavity, if there is one, while others have taken up but little from their surroundings. 一些石化的骨头的所有裂缝的空隙,包括骨髓空腔,都充满了外来的矿石,如果这儿还有有一个空腔当其他的空腔都已被占据,填充物很少是来源于他们的环境。
- containing bones (especially fossil bones). 含骨的（尤指骨化石）。
- He found a piece of fossil of an ancient bird. 他发现一块古代鸟类的化石。
- The tiger in the cage gnawed listlessly at a bone. 笼子里的老虎在没精打采地啃一根骨头。
- This fossil may be over 2 million years old. 这化石可能超过二百万年了。
- She was trying hard to disgorge a fish bone. 她拚命想把鱼刺吐出来。
- Can you date the fossil exactly? 你能确定这化石的确切年代吗?
- Our budget has been pared to the bone. 我们的预算已削减到最低限度。
- Hunger had reduced the dog to skin and bone. 由于饥饿这条狗瘦成了皮包骨。
- The dog wags its tail in expectation of a bone. 那条狗摇著尾巴，巴望吃肉骨头。
- A dog salivates when it sees a bone. 狗见到骨头就大量分泌唾液。
- Train services have been cut to the bone. 列车车次已大幅度减少。
- I have somehow get the bone lodge in my throat. 我不知怎么把骨头卡在喉咙里了。
- Isn't Professor Bell an old fossil? 贝尔教授真是个老顽固。
- The swindler really sawed through a patient's bone. 这个骗子还真的锯断了一个病人的骨头。
- There's not much meat on that bone. 那块骨头上没多少肉。
- A microscopic fossil, as of a pollen grain or unicellular organism. 微体化石一种微小的化石，如花粉粒或单细胞有机体的化石
- I must bone up on my French before we go to Paris. 在我们去巴黎之前，我必须刻苦学习法语－。
