This text makes use of the contrastive analysis, pragmatical analysis, statistics analysis etc. to describe and analyze the marked compound sentence of progression and unmarked one.
本文运用对比分析、语用分析、统计分析等研究方法，描写并分析研究了带递进标记的递进连字句以及无标记的递进连字句。
For the full-text searching in compound name or literature databases, the searching efficiency will become evidently low when the record number achieves millions.
检索记录数达数百万以上的化合物名称或文献数据库时，全文检索效率将变得很低。
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