Tom Mary'nin küveti temizlemesini istedi.
- Tom wanted Mary to clean the bathtub.
Biri onu küvette boğmuştu.
- Somebody had drowned her in the bathtub.
... out keeps the level of the bathtub steady. Okay? That’s replacement level bathtub ...
... with a bathtub with no stopper. Water comes in and water goes out. And you can see intuitively ...