four square meaning in English

四方双取向硅钢薄板
四角的
一种儿童的游戏（在地上画一个正方形，并将对角线相连，四个人分别站在四个角，彼此传球，球必须在对方所属格子中弹跳一次，球必须保持动态，将球接起来者算犯规出局。）

Initially , the network will cover four square miles in the heart of the city
最初,网络将会覆盖城市中心4公里范围
The four squares will be shaded as appropriate to represent the type of attack this technique helps to prevent
这四个方块加了适当的底纹，以代表这种技术有助于防范的攻击类型：
On october 8 , 1871 , a huge fire started near chicago ' s downtown area and burned four square miles to the ground before it was extinguished
在1871年10月9日，芝加哥市区附近的发生了一场大火，在大火被扑灭前，已经延烧将近四平方英里的?围。
The governmental regulation is that burial sites not exceed four square meters for one person or six square meters for two people
民政部明确规定，埋葬骨灰的单人、双人合葬墓占地面积不得超过1平方米，埋葬遗体的单人墓不得超过4平方米，双人合葬墓不得超过6平方米。
The other four squares are already on the open list , so we need to check if the paths to those squares are any better using this square to get there , using g scores as our point of reference
其它4个已经在开放列表中了，所以我们需要检查经由当前方块到达他们是否是更优的路径，使用g值为参考点。