我们正在尝试了解蜥脚类动物的生物学，比较它们的化石和现代动物的解剖结构，以更好了解它们是如何生活的。
We are trying to understand the biology of sauropods, comparing their fossils to the anatomy of modern animals to get a better idea of how they lived.
他现在正在学习解剖学、代数、生物学和几何学，这些都属于科学和数学课程。
He is now learning anatomy, algebra, biology and geometry which are all science and math courses.
利用染料给鱼骨和结缔组织染色，然后在酶的帮助下使其肌肉组织变得透明，便于生物学家研究这些鱼类的解剖特征。
Staining a fish's bones and connective tissue with dyes, then rendering its flesh transparent with the help of enzymes, makes it easier for biologists to study the creature's anatomy.
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