Core subjects are replaced by specialisations by the end of the first year.
核心课程在第一年年底被专业课程取代。
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However, as we discussed above, specialisations of modelling languages (like SoaML) can certainly help to make the process of documenting some types of architectures more straightforward.
Though it is obvious which species were predators and which prey, the subtle specialisations of feeding habit that allow many types of carnivore to co-exist are rarely preserved in the fossil record.