translation.en: AB: 25. The way we can square on most calculators -- let me demonstrate with this one -- is by taking the number, such as five, hitting "times" and then "equals," and on most calculators that will give you the square.
translation.zh: 阿瑟: 25。 现在，我们计算平方的方式在大多计算器上 -- 还是让我来演示下这个 -- 选个数字，比如说5. 点击 ‘乘号’然后 ‘等号。’ 然后大多数计算器会算出平方。