例句與造句

1. it depends on the identification of zone fossils .
   它依賴于分帶化石的鑒別。
2. igneous rocks do not contain fossils .
   火成巖不含化石。
3. in these respects, the fossils resemble modern humans .
   在這些方面，這些化石類似于現(xiàn)代人類。
4. the search for fossil man then shifted to eastern africa .
   對化石人的探索工作轉(zhuǎn)移到了非洲東部。
5. the rocks themselves bear another kind of evidence--the fossils .
   巖石本身還擁有另一種證據(jù)化石。
6. It's difficult to find fossils in a sentence. 用fossils造句挺難的
7. scientists have dated the fossils by their bone structure .
   科學(xué)家根據(jù)那些化石的骨骼結(jié)構(gòu)確定其年代。
8. at this distance of time it is difficult to date the fossil .
   時間隔得這么久了，很難確定這化石的年代。
9. tow factors are favorable for the preservation of organisms as fossils .
   有兩個因素對生物化石的保存是有利的。
10. sedimentary rocks are thus tagged by the fossils which they contain .
    沉積巖就這樣以它們所含的化石作為鑒別的標(biāo)記。
11. two others of these trilobite fossils have been found in the same area .
    在同一地區(qū)還發(fā)現(xiàn)了另外兩塊這些三葉蟲化石。
12. the answers may lie in a close reexamination of the fossil evidence .
    通過對化石證據(jù)的仔細(xì)反復(fù)的研究是可以得出答案的。
13. they can be misidentified easily in the subsurface as fossil offshore bars .
    它們在地下深處最易于與石化了的濱外沙洲混淆起來。
14. the composition of fossil fuels varies with source, type, and degree of refinement .
    礦物燃料的成分隨來源、種類和精選程度而變化。
15. about 90 per cent of the energy used in the united states is derived from the fossil fuels .
    美國使用的能量，大約90來源于化石燃料。
16. dart christened the fossil australopithecus africanus, meaning the "southern african ape" .
    達(dá)特給化石命名為非洲南猿，意即“南非類人猿”。
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