logic symbol的用法和樣例：
例句
- George Boole was an English mathematician who helped establish the field of mathematics called symbolic logic.
喬治布爾是一名曾幫助建立數學鄰域中邏輯符號的英國數學家。 - Besides the linear notations for logic, reaschers in artificial intelligence have developed graphic notations called semantic networks.
除了線性邏輯符號，人工智慧研究者還為邏輯開發了圖形符號，叫做語義網路。
