在計算機繪圖技術中，通過在平面上移動進行操作的一種手握的畫面定位裝置。它通常有一個控制球或一對輪子。
In computer graphics, a hand-held locator operated by moving it on a flat surface.A mouse generally contains a control ball or a pair of wheels.
一組要依次執行的操作，除第一個外，每個操作均使用前一個操作的輸出作為輸入。
A set of operations that are to be performed sequentially, each of which(except the first) uses the output of the previous operation as input.
長於陸海空作戰的，三棲的可在陸上、水上或空中操作的
Designed to operate on land, water, or in air.
程序運行時，根據運行結果選擇計算機要執行的下一個操作的一種方法。參閱branch。
Method of selecting the next operation for the computer to execute, while the program is in progress, based on the computer results.
