相关单词近义词 concrete noun 具体名词临近词abstractly, abstract, abstract learning of word, abstract potential damage, abstract semantic network, abstract unbind operation, abstract image-thinking, abstract deductive method, abstract of account sales, abstract logical judgment, abstract of account wages, abstract logical thinking相似词abstemious, abstention, abstinence, abstract, abstracted, abstraction, abstractly, abstruse, 返回 abstract noun