to add up to造句

1、Drag to add up to 4 concentric circles with adjustable radii.
拖动此形状，可添加多达4个具有可调半径的同心圆。

2、Additionally, you have the option to add up to two standard Android widgets.
而且你可以在选项中添加两个标准Android小工具。

3、Consider a file in which the extra white space was to add up to 5kb.
考虑这样一个文件，其中额外空白总计5KB。