The definition of a global symbol that is not explicitly available for reference by modules linked with the module in which the definition occurs. 一種全局符號定義，它不能被與定義該全局符號的模塊相鏈接的其它模塊直接引用。
All such books were bought for reference. 所有這些書都是為參考而買的。
He keeps the original receipt for reference. 他保留正本(原始的)收據以便參考。
A list of words stored in machine-readable form for reference as by spelling-checking software. 電腦字典以機器可讀形式存入的單詞表，用於可供參考的拼寫檢查軟體
