例句與造句

1. Among his many contributions to the understanding of tech - based art was a simple little two - by - two matrix that he enjoyed drawing
   他對(duì)理解科技藝術(shù)的有諸多貢獻(xiàn)，其中就有一個(gè)他經(jīng)常畫(huà)的簡(jiǎn)單的2 * 2矩陣。
2. It's difficult to find two-by-two in a sentence. 用two-by-two造句挺難的