1 sentence

1. 在发明电冰箱之前，人们使用木制的冰箱。

   zài fā​míng diàn​bīng​xiāng zhī​qián, rén​men shǐ​yòng mù​zhì de bīng​xiāng.

   Before the invention of the electric refrigerator, people used wooden iceboxes.

   Source: Dong Chinese Dictionary