abstract entity

同根派生

Characters are abstract entities that can be represented using many different character schemes or code pages.
字符是可使用多种不同字符方案或代码页来表示的抽象实体。
I have argued further that we can use general terms, for example, predicates, without conceding them to be names of abstract entities.
我还论证了我们能够使用一般语词(例如谓词)而无需承认它们是抽象的东西的名字。
Classical mathematics, as the example of primes larger than a million clearly illustrates, is up to its neck in commitments to an ontology of abstract entities.
正如大于一百万的素数这个例子所清楚说明的，古典数学深陷于对抽象实体的本体论所作出的许诺之中。
A character string or a bit string considered as an entity.
作为一个实体的一组字符串或一组字位串。
I can not understand the so abstract concept.
我无法理解如此抽象的观念。