1. The knowledge based engineering system is the specific concretion of knowledge engineering in many respects. 基于知识的工程系统是知识工程在各个领域的应用。
2. The guillotine is the concretion of the law; it is called vindicte; it is not neutral, and it does not permit you to remain neutral. 断头台是法律的具体表现，人们又叫它是“镇压”，它不是中立的，也不容许你保持中立。
3. It is the philosophy of social science′s application in politics and it indicates the deepening and concretion of philosophy of social science. 它是社会科学哲学在政治学中的应用和展开，标志着社会科学哲学的深化和具体化。
英英解释
n.
1. the formation of stonelike objects within a body organ (e.g., the kidneys)
2. a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body
3. an increase in the density of something
4. the union of diverse things into one body or form or group; the growing together of parts
