以上来源于: WordNet
N an integer, such as 1, 4, 9, or 16, that is the square of an integer 平方数
Large numbers of police were in the square to forestall any demonstrations.
大批警察在广场上以预先阻止任何游行示威。
I got to the city square, and as usual, the very same cliques were there, and in Numbers today.
我来到城市广场，像平常一样，今天那儿同样有几个簇拥的人群。
QR codes are two dimensional square barcodes that contain data such as URLs, phone Numbers, and other text.
二维码即二维的方形条形码，包含了例如url、手机号码以及其他文字信息的数据。
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