1、Drag to add up to 4 concentric circles with adjustable radii.
拖動此形狀，可添加多達4個具有可調(diào)半徑的同心圓。

2、Additionally, you have the option to add up to two standard Android widgets.
而且你可以在選項中添加兩個標準Android小工具。

3、Consider a file in which the extra white space was to add up to 5kb.
考慮這樣一個文件，其中額外空白總計5KB。