1. Please make sure there is enough toilet roll in the bathroom before you use it.
请确保在使用之前浴室里有足够的卫生纸。

2. I need to buy more toilet roll from the store.
我需要从商店买更多的卫生纸。

3. Can you pass me a toilet roll, please?
请把一个卫生纸递给我，好吗？

4. It's important to always have a spare toilet roll in the bathroom.
在浴室里始终备有备用的卫生纸很重要。

5. The toilet roll is running low, we need to buy more soon.
卫生纸用完了，我们需要尽快再买一些。

6. Remember to replace the toilet roll when it's finished.
卫生纸用完后记得更换。