Usage patterns
メモリーが足りないto not have enough (computer) memory
This computer doesn't have enough memory, so it runs slowly.
メモリーを増設するto add/expand memory
I added more memory to my computer.
メモリーを消費するto consume/use up memory
This app uses up a lot of memory.
楽しいメモリーができるto make a happy memory
We made a lot of happy memories on the trip.