The primitive form of language is pictograph, a symbolic pictural expression of ideas.
文字的最初形态——象形文字是图形。
原声例句
当下的力量
Just as the images in a dream are symbols of inner states and feelings, so our collective reality is largely a symbolic expression of fear and of the heavy layers of negativity that have accumulated in the collective human psyche.
In computing, s-expressions, sexprs or sexps (for "symbolic expression") are a notation for nested list (tree-structured) data, invented for and popularized by the programming language Lisp, which uses them for source code as well as data. In the usual parenthesized syntax of Lisp, an s-expression is classically defined inductively as