As the earliest information symbol and entity medium applied by man, the wall picture has its own long communication history and evolution process.

作为人类应用最早的信息符号和实体媒介，壁画有着久远的传播历史和演进过程。

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The Universal Product Code symbol, also known as the 'bar code', is printed on products for sale and contains information that a computer can read.

通用产品代码符号，亦称“条形码”，印在出售的商品上，其中含有计算机能识别的信息。

《牛津词典》

This additional information about the function can be stored in the symbol table.

这些关于函数的附加信息可以存储在符号表中。

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Below the flashy corporate logo is information about the registration of the equity security, including ticker symbol, class of offering, size of the offering and expected price.

FORBES: Connect

Food has a lot of labels and information on it already and people just don't look for the (PFN) symbol.

BBC: Protected food names: Quality or cartel?