wǒ / mǎi / le / jǐ / jié / sān / hào / diàn / chí / yòng / lái / gěi / hái / zi / de / wán / jù / gōng / diàn

我买了几节三号电池，用来给孩子的玩具供电。

I bought several C size batteries to power my child's toys.