无机矿物质按照砂岩和泥岩的顺序沉积着，并随着周围的自然环境演变为海洋性，由石灰石覆盖在了最上层。
Organic materials were deposited in sequences of sandstone and mudstone, which were then covered by limestones as the environment became progressively more Marine.
医学电报新闻：英国研究者声称变应性疾病的演变形式多种多样，先是出现湿疹，然后是哮喘，再接着发生鼻炎，成为它的最常见的演变顺序。
MedWire News: There are numerous variants of the "allergic march, " with eczema followed by asthma and then rhinitis being the most common sequence, say UK researchers.
本文按历史顺序阐述了从古典实用主义者到新实用主义者对“实在”的各种看法，并梳理这一论争在实用主义内部的演变过程。
From a historical perspective, the author discusses the different views on "reality" from classical practicalism to new practicalism and their inner changes.
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