1 sentence

1. 你不得不拆除已经装修一新的地面来做一层新的防水层。

   nǐ bù​dé​bù chāi​chú yǐ​jing zhuāng​xiū yī​xīn de dì​miàn lái zuò yī​céng xīn de fáng shuǐ céng.

   You have to remove the floor that has been renovated to make a new waterproof layer.

   Source: CCMatrix