1 sentence

1. 买这种大包装的洗衣粉比小包装的更经济。

   mǎi zhè zhǒng dà bāo​zhuāng de xǐ​yī​fěn bǐ xiǎo bāo​zhuāng de gèng jīng​jì.

   Buying this large pack of laundry detergent is more economical than buying small ones.

   Source: Dong Chinese Dictionary