- I was mopping the floor then.
- We watched the moon on the tenth floor on the Moon Festival.
|地上4樓||3F (third floor/3rd floor)||4F (forth floor/4th floor)|
|地上3樓||2F (second floor/2nd floor)||3F (third floor/3rd floor)|
|地上2樓||1F (first floor/1st floor)||2F (second floor/2nd floor)|
|地上1樓||G||1F (first floor/1st floor)|
|地下1樓||B1 (basement 1)|
|地下2樓||B2 (basement 2)|