the semantic relation that holds between two words that can (in a given context) express the same meaning
造句
用作名詞(n.)
Because of the synonymity of two kinds of languages, it makes possible for translating two languages and exchanging the characters\\\' form to keep the true meaning. 摘要由于兩種語言形式的同義性使得保全真理的相互替換性有了可能，由此翻譯才得以實施。