square /skwɛə/ I. n. ［c］ 1.正方形，方形物： a square of glass 一块方玻璃 A square has four sides. 正方形有4个边。 2. 广场：in the square 在广场 The monument stands in the centre of Tian An Men Square. 纪念碑矗立在天安门广场中央。3.平方，二次幂： the square of 7 is 49. 7的平方是49。‖II. adj. 正方形的；平方的：a square piece of paper 一张正方形的纸；a square table 一张方桌；a square mile 一平方英里 The square root of 9 is 3. 9的平方根是3。 ‖III. vt.1. 求平方，求…的面积： 3 squared is 9. 3的平方是9。2. 用于短语动词square off/up 争斗：The police squared off against a crowd armed with bricks and bottles. 警察和拿有砖头和瓶子的人群抗争。Europe and the United States squared up for another dispute over trade restrictions.欧洲和美国就贸易限制问题进行又一轮的争论。